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 ('93530a63547dc4344a574fd9a3bf6836','0','3.15.219.217','claudebot','1713490422','register.php?sid=e57614053614851b8459aa6b0e345b09','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: 19.04.2024 @ 03:33
Script: /register.php?sid=e57614053614851b8459aa6b0e345b09
Referer: