To add your domain to hosting through control panel ISPmanager you should:
Go to the control panel ISPmanager under the World Wide Web to the WWW domains subsection.
In the upper right corner select Create WWW domain.
In the window that opens, fill the needed fields.
In the PHP field select PHP as an Apache module, from the dropdown list.
If you have an SSL certificate, then tick the SSL.
Once you're done, the server will restart and your domain will be added to hosting.