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 (
    1840, 1841, 1842, 1843, 1844, 1845, 1846, 
    1847, 1848, 1849, 1855, 2915
  ) 
  AND cscart_seo_names.type = "p" 
  AND cscart_seo_names.dispatch = "" 
  AND cscart_seo_names.lang_code = 'en'

Query time 0.00030

JSON explain

{
  "query_block": {
    "select_id": 1,
    "cost": 0.0237706,
    "nested_loop": [
      {
        "table": {
          "table_name": "cscart_seo_names",
          "access_type": "range",
          "possible_keys": ["PRIMARY", "dispatch"],
          "key": "PRIMARY",
          "key_length": "206",
          "used_key_parts": ["object_id", "type", "dispatch", "lang_code"],
          "loops": 1,
          "rows": 12,
          "cost": 0.0237706,
          "filtered": 100,
          "attached_condition": "cscart_seo_names.object_id in (1840,1841,1842,1843,1844,1845,1846,1847,1848,1849,1855,2915) and cscart_seo_names.`type` = 'p' and cscart_seo_names.dispatch = '' and cscart_seo_names.lang_code = 'en'"
        }
      }
    ]
  }
}

Result

product_id seo_name seo_path
1840 wedgetail-adventure-accessory-sides-for-1600mm-platforms 267
1841 wedgetail-adventure-accessory-sides-for-1800mm-platforms 267
1842 wedgetail-adventure-accessory-sides-for-2000mm-platforms 267
1843 wedgetail-adventure-accessory-sides-for-2200mm-platforms 267
1844 wedgetail-adventure-accessory-sides-for-2500mm-platforms 267
1845 wedgetail-adventure-accessory-sides-for-2800mm-platforms 267
1846 wedgetail-adventure-accessory-sides-for-3000mm-platforms 267
1847 wedgetail-adventure-accessory-sides-for-3300mm-platforms 267
1848 wedgetail-adventure-accessory-sides-for-4000mm-platforms 267
1849 wedgetail-adventure-accessory-sides-for-4200mm-platforms 267
1855 wedgetail-adventure-accessory-solar-panel-bracket-pair-panels-1m-long-require-two-kits 267
2915 wedgetail-adventure-accessory-solar-panel-recessed-mount-kit 267