- $result = SQL_QUERY_ESC("DELETE LOW_PRIORITY
-FROM "._MYSQL_PREFIX."_task_system
-WHERE status='DELETED' AND task_created <= (UNIX_TIMESTAMP() - %s)",
- array($since), __FILE__, __LINE__);
+ SQL_QUERY_ESC("DELETE LOW_PRIORITY
+FROM `{!_MYSQL_PREFIX!}_task_system`
+WHERE `status`='DELETED' AND task_created <= (UNIX_TIMESTAMP() - %s)",
+ array($since), __FILE__, __LINE__);
+
+ // Get deleted rows