You would need to add one once you regain access to continue using paypal.
If you go to the 'Help & Contact' icon on the PayPal website. Then if you click the 'Contact Us' link at the bottom of the page. From here, if you click the 'Password and Account Access' option, then 'Login Problems'. On the next page, you will see a 'Call Us' option. You do not need to be logged in to use this feature.
Advice is voluntary. Kudos / Solution appreciated.