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 ('4337b0754a89f10bc4648f364a2753c0','0','52.91.177.91','claudebot','1711695597','pms.php?action=newpm&userid=515&sid=57810e1f0d73452f4d551ee107ca1dd7','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 @ 07:59
Script: /pms.php?action=newpm&userid=515&sid=57810e1f0d73452f4d551ee107ca1dd7
Referer: