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 ('c342d60abcd3cbbb50f35cf9723e40db','0','18.224.149.242','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1713598033','thread.php?threadid=5313&goto=lastpost&sid=85c4cceb79429b4ef49fe3bdba0c3564','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 @ 09:27
Script: /thread.php?threadid=5313&goto=lastpost&sid=85c4cceb79429b4ef49fe3bdba0c3564
Referer: