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 ('9f4d32ba6dcbbeabdce82a02fb527d08','0','3.140.185.123','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1713609797','pms.php?action=newpm&userid=222&sid=83278c06ca4c9b53a0eb5b29733b593c','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: 20.04.2024 @ 12:43
Script: /pms.php?action=newpm&userid=222&sid=83278c06ca4c9b53a0eb5b29733b593c
Referer: