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用户：myEKkXvr2025-02-19-1 OR 660=(SELECT 660 FROM PG_SLEEP(15))--
用户：myEKkXvr2025-02-197gs6vJb4')); waitfor delay '0:0:15' --
用户：myEKkXvr2025-02-19sIVOaxC5'); waitfor delay '0:0:15' --
用户：myEKkXvr2025-02-19wfKL3IoZ'; waitfor delay '0:0:15' --
用户：myEKkXvr2025-02-19-1 waitfor delay '0:0:15' --