SELECT 
  q_seo_names.object_id AS product_id, 
  q_seo_names.name AS seo_name, 
  q_seo_names.path AS seo_path 
FROM 
  q_seo_names 
WHERE 
  q_seo_names.object_id IN (
    8394, 8395, 8396, 8397, 8398, 8399, 8400, 
    8401, 8402, 8403, 8404, 8405, 8406, 
    8407, 8408, 8409
  ) 
  AND q_seo_names.type = "p" 
  AND q_seo_names.dispatch = "" 
  AND q_seo_names.lang_code = 'en'

Query time 0.00089

JSON explain

{
  "query_block": {
    "select_id": 1,
    "cost_info": {
      "query_cost": "38.41"
    },
    "table": {
      "table_name": "q_seo_names",
      "access_type": "range",
      "possible_keys": [
        "PRIMARY",
        "dispatch"
      ],
      "key": "PRIMARY",
      "used_key_parts": [
        "object_id",
        "type",
        "dispatch",
        "lang_code"
      ],
      "key_length": "206",
      "rows_examined_per_scan": 16,
      "rows_produced_per_join": 16,
      "filtered": "100.00",
      "index_condition": "((`portal`.`q_seo_names`.`object_id` in (8394,8395,8396,8397,8398,8399,8400,8401,8402,8403,8404,8405,8406,8407,8408,8409)) and (`portal`.`q_seo_names`.`type` = 'p') and (`portal`.`q_seo_names`.`dispatch` = '') and (`portal`.`q_seo_names`.`lang_code` = 'en'))",
      "cost_info": {
        "read_cost": "35.21",
        "eval_cost": "3.20",
        "prefix_cost": "38.41",
        "data_read_per_join": "27K"
      },
      "used_columns": [
        "name",
        "object_id",
        "type",
        "dispatch",
        "path",
        "lang_code"
      ]
    }
  }
}