To perform command on a schedule you can create a task in task scheduler.

To do this, follow:

1. Go to ISPmanager control panel;

2. Go to the "Scheduler" section;
   
   

3. Click the New button;

4. Click "Add";

5. In the "Command" field, enter the path to the script.

   Adjust the schedule at its discretion.Sample assignment:

   php-f /var/www/(user)/data/www/(site)/(script.php)