Yesterday, 13:32
You script is configured to run every 10 minutes - */10. This means that you cannot use an exact test time down to a single minute. For example if you set the timer to run every 17 minutes it will actually run every 20 minutes. You can change the script to run every minute - use * in Minute parameter.
Don't forget to change prev_test_time to something else.
Don't forget to change prev_test_time to something else.