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 ('99c2e61b238a4dae3ef5aff1aec03d1e','0','18.221.53.5','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1714113353','thread.php?threadid=4629&goto=lastpost&sid=09454bf838fe343606afb712d9db6fcc','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: 26.04.2024 @ 08:35
Script: /thread.php?threadid=4629&goto=lastpost&sid=09454bf838fe343606afb712d9db6fcc
Referer: