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 ('55862c11471922b3a51c8309256eafe6','0','18.218.254.122','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1713527146','thread.php?goto=lastpost&threadid=5407&sid=3920187c99ffa93bbb82fdf21c1ef494','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: 19.04.2024 @ 13:45
Script: /thread.php?goto=lastpost&threadid=5407&sid=3920187c99ffa93bbb82fdf21c1ef494
Referer: