SELECT 
  video_id, 
  product_id 
FROM 
  cscart_ab__video_gallery 
WHERE 
  product_id IN (
    19981, 19982, 19983, 19984, 19985, 19986, 
    19987, 19988, 19989, 19990, 19991, 
    19992, 19993, 19994, 19995, 19996
  ) 
  AND status = "A"

Query time 0.00017

JSON explain

{
  "query_block": {
    "select_id": 1,
    "table": {
      "table_name": "cscart_ab__video_gallery",
      "access_type": "ref",
      "possible_keys": ["status", "product_id"],
      "key": "status",
      "key_length": "3",
      "used_key_parts": ["status"],
      "ref": ["const"],
      "rows": 1,
      "filtered": 100,
      "index_condition": "cscart_ab__video_gallery.`status` = 'A'",
      "attached_condition": "cscart_ab__video_gallery.product_id in (19981,19982,19983,19984,19985,19986,19987,19988,19989,19990,19991,19992,19993,19994,19995,19996)"
    }
  }
}