SELECT 
  q_images.*, 
  q_images_links.*, 
  q_common_descriptions.description AS alt, 
  q_images.image_id AS images_image_id 
FROM 
  q_images_links 
  LEFT JOIN q_images ON q_images_links.image_id = q_images.image_id 
  LEFT JOIN q_common_descriptions ON q_common_descriptions.object_id = q_images.image_id 
  AND q_common_descriptions.object_holder = 'images' 
  AND q_common_descriptions.lang_code = 'en' 
WHERE 
  q_images_links.object_type = 'product' 
  AND q_images_links.type = 'A' 
  AND q_images_links.object_id IN (
    '6918', '6919', '6920', '6921', '6922', 
    '6923', '6924', '6925', '6926', '6927', 
    '6928', '6929', '6930', '6931', '6932', 
    '6933', '6934', '6935', '6936', '6937', 
    '6938', '6939', '6940', '6941', '6942', 
    '6943', '6944', '6945', '6946', '6947', 
    '6948', '6949'
  ) 
ORDER BY 
  q_images_links.position, 
  q_images_links.pair_id

Query time 0.00167

JSON explain

{
  "query_block": {
    "select_id": 1,
    "cost_info": {
      "query_cost": "195.21"
    },
    "ordering_operation": {
      "using_filesort": true,
      "cost_info": {
        "sort_cost": "34.00"
      },
      "nested_loop": [
        {
          "table": {
            "table_name": "q_images_links",
            "access_type": "range",
            "possible_keys": [
              "object_id"
            ],
            "key": "object_id",
            "used_key_parts": [
              "object_id",
              "object_type",
              "type"
            ],
            "key_length": "81",
            "rows_examined_per_scan": 34,
            "rows_produced_per_join": 34,
            "filtered": "100.00",
            "index_condition": "((`portal`.`q_images_links`.`object_type` = 'product') and (`portal`.`q_images_links`.`type` = 'A') and (`portal`.`q_images_links`.`object_id` in ('6918','6919','6920','6921','6922','6923','6924','6925','6926','6927','6928','6929','6930','6931','6932','6933','6934','6935','6936','6937','6938','6939','6940','6941','6942','6943','6944','6945','6946','6947','6948','6949')))",
            "cost_info": {
              "read_cost": "72.81",
              "eval_cost": "6.80",
              "prefix_cost": "79.61",
              "data_read_per_join": "3K"
            },
            "used_columns": [
              "pair_id",
              "object_id",
              "object_type",
              "image_id",
              "detailed_id",
              "type",
              "position"
            ]
          }
        },
        {
          "table": {
            "table_name": "q_images",
            "access_type": "eq_ref",
            "possible_keys": [
              "PRIMARY"
            ],
            "key": "PRIMARY",
            "used_key_parts": [
              "image_id"
            ],
            "key_length": "4",
            "ref": [
              "portal.q_images_links.image_id"
            ],
            "rows_examined_per_scan": 1,
            "rows_produced_per_join": 34,
            "filtered": "100.00",
            "cost_info": {
              "read_cost": "34.00",
              "eval_cost": "6.80",
              "prefix_cost": "120.41",
              "data_read_per_join": "26K"
            },
            "used_columns": [
              "image_id",
              "image_path",
              "image_x",
              "image_y",
              "is_high_res"
            ]
          }
        },
        {
          "table": {
            "table_name": "q_common_descriptions",
            "access_type": "eq_ref",
            "possible_keys": [
              "PRIMARY"
            ],
            "key": "PRIMARY",
            "used_key_parts": [
              "object_id",
              "lang_code",
              "object_holder"
            ],
            "key_length": "107",
            "ref": [
              "portal.q_images.image_id",
              "const",
              "const"
            ],
            "rows_examined_per_scan": 1,
            "rows_produced_per_join": 34,
            "filtered": "100.00",
            "cost_info": {
              "read_cost": "34.00",
              "eval_cost": "6.80",
              "prefix_cost": "161.21",
              "data_read_per_join": "20K"
            },
            "used_columns": [
              "object_id",
              "description",
              "lang_code",
              "object_holder"
            ],
            "attached_condition": "<if>(is_not_null_compl(q_common_descriptions), (`portal`.`q_common_descriptions`.`object_id` = `portal`.`q_images`.`image_id`), true)"
          }
        }
      ]
    }
  }
}

Result

image_id image_path image_x image_y is_high_res pair_id object_id object_type detailed_id type position alt images_image_id
0 13807 6918 product 15769 A 1
0 13811 6919 product 15773 A 1
0 13815 6921 product 15777 A 1
0 13816 6922 product 15778 A 1
0 13818 6923 product 15780 A 1
0 13821 6924 product 15783 A 1
0 13826 6926 product 15788 A 1
0 13828 6927 product 15790 A 1
0 13831 6928 product 15793 A 1
0 13833 6929 product 15795 A 1
0 13835 6930 product 15797 A 1
0 13837 6931 product 15799 A 1
0 13838 6932 product 15800 A 1
0 13842 6934 product 15804 A 1
0 13846 6935 product 15808 A 1
0 13847 6936 product 15809 A 1
0 13850 6937 product 15812 A 1
0 13854 6939 product 15816 A 1
0 13856 6940 product 15818 A 1
0 13858 6941 product 15820 A 1
0 15131 6943 product 17093 A 1
0 15133 6944 product 17095 A 1
0 15136 6945 product 17098 A 1
0 15139 6947 product 17101 A 1
0 15141 6948 product 17103 A 1
0 15143 6949 product 17105 A 1
0 13808 6918 product 15770 A 2
0 13819 6923 product 15781 A 2
0 13843 6934 product 15805 A 2
0 13851 6937 product 15813 A 2
0 18649 6942 product 20611 A 2
0 13809 6918 product 15771 A 3
0 13812 6919 product 15774 A 3