Hello there! Do you by any chance have 2FA recovery code in your email? Mail should have arrived once you have set the 2FA up. You can use that code on https://ascension.gg/user/two-factor -> remove.
If you can't do that, please visit this guide on how to resolve 2FA issues: https://project-ascension.fandom.com/wiki/2fa_recovery_project_ascension
Then email [email protected] the requested information from the email registered to your account.