Question on SQL-based Administrative Task Scheduler

i'm using db2 9.5 for windows. have created the following task ..
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call *SYSPROC.ADMIN_TASK_ADD ( 'TASK1','2008-10-22
12:05:36.343000',NULL,NULL,'0 0 1 *
*','CCDB','SAMPLE',NULL,NULL,NULL )
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here i'm calling a procedure CCDB.SAMPLE with out any input parameter
in ADMIN_TASK_ADD procedure.
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i want to known is it a correct way to execute the procedure without
input parameter..
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do i need to add values() clause even though I'm not passing any input
parameter.
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your help in this regard is highly appreciated.
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Regards,
Situ