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 ('d313f501059ea839b1c21106bd83f031','0','3.238.79.169','claudebot','1711636853','pms.php?action=newpm&userid=6&sid=3325ed5fad0c9695cbf3f5765c5093f9','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 @ 15:40
Script: /pms.php?action=newpm&userid=6&sid=3325ed5fad0c9695cbf3f5765c5093f9
Referer: