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 ('4a3c6bc19b0f21338f69f5f077a977ca','0','3.142.200.226','claudebot','1713425174','pms.php?action=newpm&userid=6&sid=6f0ab6fcb3d4c56ebec555c410f4c50f','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: 18.04.2024 @ 09:26
Script: /pms.php?action=newpm&userid=6&sid=6f0ab6fcb3d4c56ebec555c410f4c50f
Referer: