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 ('855ea22d1de842d233f6bef6670f8c9a','0','13.59.136.170','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1713572908','thread.php?threadid=4698&goto=lastpost&sid=8e962d7d371541ed2a26bc1a891d76eb','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 @ 02:28
Script: /thread.php?threadid=4698&goto=lastpost&sid=8e962d7d371541ed2a26bc1a891d76eb
Referer: