SELECT vid_id FROM videos WHERE 1 AND converted='1' AND broadcast = 0 AND (( tags LIKE '%|zo|%')) ORDER BY CASE WHEN ( tags LIKE '%|zo|%' ) THEN 0 WHEN () THEN 3 ELSE 4 END LIMIT 0,10:You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near ') THEN 3 ELSE 4 END LIMIT 0,10' at line 1