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 ('fbae3c42a394c6c1fb286f14ce6d44e5','0','3.137.170.183','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1713600634','thread.php?threadid=5380&goto=lastpost&sid=2c9e98dc5334cc91dd4b8d66693a62b4','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 @ 10:10
Script: /thread.php?threadid=5380&goto=lastpost&sid=2c9e98dc5334cc91dd4b8d66693a62b4
Referer: