HAVE8 info: MySQL Query Error

Time: 2018-4-25 8:25am
Script: /list.php

SQL: SELECT id,thumbnail, thumbnail_qq, thumbnail_youku, thumbnail_funshion, thumbnail_2345, thumbnail_sohu, thumbnail_letv,t,title,gong,zhi,type,area,cast,director,grade,gpeo,add_time,source,firstair FROM videos_drama WHERE status=1 AND `source` like '%DailyMotion%' order by update_time desc LIMIT -50,50
Error: 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 '-50,50' at line 1
Errno.: 1064