SELECT 
  cscart_seo_names.object_id AS product_id, 
  cscart_seo_names.name AS seo_name, 
  cscart_seo_names.path AS seo_path 
FROM 
  cscart_seo_names 
WHERE 
  cscart_seo_names.object_id IN (
    735, 734, 733, 732, 731, 730, 729, 728, 
    742, 741, 740, 739, 738, 737, 736, 747, 
    746, 745, 744, 743, 749, 752, 751, 750, 
    748, 758, 757, 756, 755, 754, 753, 761, 
    760, 759, 767, 766, 765, 764, 763, 762, 
    770, 769, 768, 773, 772, 771
  ) 
  AND cscart_seo_names.type = "p" 
  AND cscart_seo_names.dispatch = "" 
  AND cscart_seo_names.lang_code = 'ru'

Query time 0.00125

JSON explain

{
  "query_block": {
    "select_id": 1,
    "cost_info": {
      "query_cost": "120.21"
    },
    "table": {
      "table_name": "cscart_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": 53,
      "rows_produced_per_join": 53,
      "filtered": "100.00",
      "index_condition": "((`cscart`.`cscart_seo_names`.`object_id` in (735,734,733,732,731,730,729,728,742,741,740,739,738,737,736,747,746,745,744,743,749,752,751,750,748,758,757,756,755,754,753,761,760,759,767,766,765,764,763,762,770,769,768,773,772,771)) and (`cscart`.`cscart_seo_names`.`type` = 'p') and (`cscart`.`cscart_seo_names`.`dispatch` = '') and (`cscart`.`cscart_seo_names`.`lang_code` = 'ru'))",
      "cost_info": {
        "read_cost": "109.61",
        "eval_cost": "10.60",
        "prefix_cost": "120.21",
        "data_read_per_join": "89K"
      },
      "used_columns": [
        "name",
        "object_id",
        "type",
        "dispatch",
        "path",
        "lang_code"
      ]
    }
  }
}