SELECT 
  video_id, 
  product_id 
FROM 
  cscart_ab__video_gallery 
WHERE 
  product_id IN (
    19997, 19998, 19999, 20000, 20001, 20002, 
    20003, 20004, 20005, 20006, 20007, 
    20008, 20009, 20010, 20011, 20012
  ) 
  AND status = "A"

Query time 0.00018

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 (19997,19998,19999,20000,20001,20002,20003,20004,20005,20006,20007,20008,20009,20010,20011,20012)"
    }
  }
}