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 (
    1820, 1897, 1760, 1807, 1847, 2363, 1816, 
    1819, 1849, 1802, 1801, 1880, 1855, 
    1808, 1891, 1892, 1821, 2164, 1786, 
    1805, 1822, 2170, 1861, 1856, 1846
  ) 
  AND cscart_seo_names.type = "p" 
  AND cscart_seo_names.dispatch = "" 
  AND cscart_seo_names.lang_code = 'pl'

Query time 0.00053

JSON explain

{
  "query_block": {
    "select_id": 1,
    "cost_info": {
      "query_cost": "17.51"
    },
    "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": 25,
      "rows_produced_per_join": 25,
      "filtered": "100.00",
      "index_condition": "((`cscartdevel`.`cscart_seo_names`.`object_id` in (1820,1897,1760,1807,1847,2363,1816,1819,1849,1802,1801,1880,1855,1808,1891,1892,1821,2164,1786,1805,1822,2170,1861,1856,1846)) and (`cscartdevel`.`cscart_seo_names`.`type` = 'p') and (`cscartdevel`.`cscart_seo_names`.`dispatch` = '') and (`cscartdevel`.`cscart_seo_names`.`lang_code` = 'pl'))",
      "cost_info": {
        "read_cost": "15.01",
        "eval_cost": "2.50",
        "prefix_cost": "17.51",
        "data_read_per_join": "42K"
      },
      "used_columns": [
        "name",
        "object_id",
        "type",
        "dispatch",
        "path",
        "lang_code"
      ]
    }
  }
}

Result

product_id seo_name seo_path
1760 daktyle-sproszkowane-bio-300-g-bio-planet 295/303
1786 len-mielony-bio-350-g-bio-planet 295/303
1801 groch-zielony-polowki-bio-500-g-bio-planet 295/303
1802 groch-zielony-caly-bio-500-g-bio-planet 295/303
1805 len-zloty-siemie-lniane-bio-1-kg-bio-planet 295/303
1807 daktyle-sproszkowane-bio-800-g-bio-planet 295/303
1808 jagody-goji-suszone-bio-1-kg-bio-planet 295/303
1816 daktyle-suszone-bezglutenowe-bio-150-g-bio-planet 295/303
1819 figi-suszone-bio-150-g-bio-planet 295/303
1820 ananas-suszony-krazki-bio-100-g-bio-planet 295/303
1821 len-brazowy-siemie-lniane-bio-400-g-bio-planet 295/303
1822 len-zloty-siemie-lniane-bio-400-g-bio-planet 295/303
1846 migdaly-bio-100-g-bio-planet 295/303
1847 daktyle-suszone-bezglutenowe-bio-1-kg-bio-planet 295/303
1849 figi-suszone-bio-400-g-bio-planet 295/303
1855 jablka-suszone-krazki-bezglutenowe-bio-100-g-bio-planet 295/303
1856 mango-suszone-bio-100-g-bio-planet 295/303
1861 mak-niebieski-bio-200-g-bio-planet 295/303
1880 groch-zolty-bio-400-g-bio-planet 295/303
1891 jagody-goji-suszone-bio-100-g-bio-planet 295/303
1892 jagody-goji-suszone-bio-250-g-bio-planet 295/303
1897 banany-suszone-bio-150-g-bio-planet 295/303
2164 len-brazowy-siemie-lniane-bio-600-g-the-planet 295/303
2170 len-zloty-siemie-lniane-bio-600-g-the-planet 295/303
2363 daktyle-suszone-bezglutenowe-bio-100-g-biominki 295/303