SELECT 
  q_categories.category_id, 
  q_categories.parent_id, 
  q_categories.id_path, 
  q_category_descriptions.category, 
  q_categories.position, 
  q_categories.status, 
  q_seo_names.name as seo_name, 
  q_seo_names.path as seo_path, 
  q_categories.ab__lc_catalog_image_control 
FROM 
  q_categories 
  LEFT JOIN q_category_descriptions ON q_categories.category_id = q_category_descriptions.category_id 
  AND q_category_descriptions.lang_code = 'en' 
  LEFT JOIN q_seo_names ON q_seo_names.object_id = q_categories.category_id 
  AND q_seo_names.type = 'c' 
  AND q_seo_names.dispatch = '' 
  AND q_seo_names.lang_code = 'en' 
WHERE 
  1 = 1 
  AND (
    q_categories.usergroup_ids = '' 
    OR FIND_IN_SET(0, q_categories.usergroup_ids) 
    OR FIND_IN_SET(1, q_categories.usergroup_ids)
  ) 
  AND q_categories.status IN ('A') 
  AND q_categories.parent_id IN (6) 
  AND q_categories.id_path LIKE '6/%' 
ORDER BY 
  q_categories.is_trash asc, 
  q_categories.position asc, 
  q_category_descriptions.category asc

Query time 0.00103

JSON explain

{
  "query_block": {
    "select_id": 1,
    "cost_info": {
      "query_cost": "15.14"
    },
    "ordering_operation": {
      "using_temporary_table": true,
      "using_filesort": true,
      "nested_loop": [
        {
          "table": {
            "table_name": "q_categories",
            "access_type": "ref",
            "possible_keys": [
              "c_status",
              "parent",
              "id_path"
            ],
            "key": "parent",
            "used_key_parts": [
              "parent_id"
            ],
            "key_length": "3",
            "ref": [
              "const"
            ],
            "rows_examined_per_scan": 12,
            "rows_produced_per_join": 0,
            "filtered": "2.56",
            "cost_info": {
              "read_cost": "12.00",
              "eval_cost": "0.06",
              "prefix_cost": "14.40",
              "data_read_per_join": "830"
            },
            "used_columns": [
              "category_id",
              "parent_id",
              "id_path",
              "usergroup_ids",
              "status",
              "position",
              "is_trash",
              "ab__lc_catalog_image_control"
            ],
            "attached_condition": "(((`portal`.`q_categories`.`usergroup_ids` = '') or find_in_set(0,`portal`.`q_categories`.`usergroup_ids`) or find_in_set(1,`portal`.`q_categories`.`usergroup_ids`)) and (`portal`.`q_categories`.`status` = 'A') and (`portal`.`q_categories`.`id_path` like '6/%'))"
          }
        },
        {
          "table": {
            "table_name": "q_category_descriptions",
            "access_type": "eq_ref",
            "possible_keys": [
              "PRIMARY"
            ],
            "key": "PRIMARY",
            "used_key_parts": [
              "category_id",
              "lang_code"
            ],
            "key_length": "9",
            "ref": [
              "portal.q_categories.category_id",
              "const"
            ],
            "rows_examined_per_scan": 1,
            "rows_produced_per_join": 0,
            "filtered": "100.00",
            "cost_info": {
              "read_cost": "0.31",
              "eval_cost": "0.06",
              "prefix_cost": "14.77",
              "data_read_per_join": "953"
            },
            "used_columns": [
              "category_id",
              "lang_code",
              "category"
            ]
          }
        },
        {
          "table": {
            "table_name": "q_seo_names",
            "access_type": "ref",
            "possible_keys": [
              "PRIMARY",
              "dispatch"
            ],
            "key": "PRIMARY",
            "used_key_parts": [
              "object_id",
              "type",
              "dispatch",
              "lang_code"
            ],
            "key_length": "206",
            "ref": [
              "portal.q_categories.category_id",
              "const",
              "const",
              "const"
            ],
            "rows_examined_per_scan": 1,
            "rows_produced_per_join": 0,
            "filtered": "100.00",
            "cost_info": {
              "read_cost": "0.31",
              "eval_cost": "0.06",
              "prefix_cost": "15.14",
              "data_read_per_join": "532"
            },
            "used_columns": [
              "name",
              "object_id",
              "type",
              "dispatch",
              "path",
              "lang_code"
            ]
          }
        }
      ]
    }
  }
}