Do you have backups enabled? If so, you should have sqldumps available to restore:
ls -al /backup/mysql/daily
So you should have something like this:
-rw-r--r--. 1 root root 591608 Dec 16 2021 roundcube.sql
-rw-r--r--. 1 root root 251495 Dec 18 03:29 roundcube.sql.gz