SQL-DATABASE ERROR

Database error in WoltLab Burning Board (2.3.6): Invalid SQL: INSERT INTO bb1_sessions (sessionhash,userid,ipaddress,useragent,lastactivity,request_uri,styleid,langid,authentificationcode) VALUES ('c29f7c2da7a0c0cea3b5933a15baf92b','0','34.204.99.254','claudebot','1711702126','register.php?sid=778ae3b6690cf8eb0d1c7b368e1b3ef2','0','0','')
mysql error: The table 'bb1_sessions' is full
mysql error number: 1114
mysql version: 10.0.32-MariaDB-0+deb8u1
php version: 5.6.33-0+deb8u1
Date: 29.03.2024 @ 09:48
Script: /register.php?sid=778ae3b6690cf8eb0d1c7b368e1b3ef2
Referer: