MR.  
555-1)) OR 453=(SELECT 453 FROM PG_SLEEP(15))--
Monter
Descendre
  Mr.0\"XOR(if(now()=sysdate(),sleep(15),0))XOR\"Z Mr.0\'XOR(if(now()=sysdate(),sleep(15),0))XOR\'Z if(now()=sysdate(),sleep(15),0)