SELECT COUNT(*)
  FROM phpwebgallery_user_feed
  WHERE id = 'ZTH7vtMoyE9rN0029UHY14ZTOsg7yVsFoD5A8eUaJD9arrNAdB'
;
[mysql error 1146] Table 'lefildutemps.phpwebgallery_user_feed' doesn't exist

INSERT INTO phpwebgallery_user_feed
  (id, user_id, last_check)
  VALUES
  ('ZTH7vtMoyE9rN0029UHY14ZTOsg7yVsFoD5A8eUaJD9arrNAdB', 2, NULL)
;
[mysql error 1146] Table 'lefildutemps.phpwebgallery_user_feed' doesn't exist