1. Initialize your cPanel account.
2.click on “phpMyAdmin” Icon, n the “Databases” section.
3.In left side-bar,Press on the expand button to expand database.
4. Beneath your cPanel username, you can get list of all databases, Choose proper database which you want to repair.
5. Scroll down and mark “Check All” then click on the Drop-down option and choose “Repair table”.
If table successfully repaired then it will show a “Ok” message otherwise it will show some error on few tables like “Error unknown engine” related errors.