Scheduling Tasks (Cron Job)

If you need to run scripts on your hosting account at a specific time, use the task scheduler in Plesk to make the system automatically run the scripts for you.

Kindly Login plesk panel and  go to Websites & Domains > Scheduled Tasks.

To create a scheduled task, go to Websites & Domains > Scheduled Tasks > Add Task.

First, you need to select the task type, depending on your purpose 

Note: By default the time is in the server time zone; if you need to select a different time zone, go to Websites & Domains tab > Scheduled Tasks > Settings. You can also set a description for the task