SELECT 
  video_id, 
  product_id 
FROM 
  cscart_ab__video_gallery 
WHERE 
  product_id IN (
    19741, 19742, 19743, 19744, 19745, 19746, 
    19747, 19748, 19749, 19750, 19751, 
    19752, 19753, 19754, 19755, 19756
  ) 
  AND status = "A"

Query time 0.00025

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 (19741,19742,19743,19744,19745,19746,19747,19748,19749,19750,19751,19752,19753,19754,19755,19756)"
    }
  }
}