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 ('5d99b76fe369a0c728f3924e5f182bb6','0','3.83.81.42','claudebot','1711630642','pms.php?action=newpm&userid=84&sid=9bafb7ca42ae26d2190d108ee966004a','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: 28.03.2024 @ 13:57
Script: /pms.php?action=newpm&userid=84&sid=9bafb7ca42ae26d2190d108ee966004a
Referer: