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 ('1b572176911ffe5a4ed122e01cb2d516','0','18.118.102.225','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1714317674','thread.php?threadid=4629&goto=lastpost&sid=28ac6c1b3245e8ec3491024284e47666','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: 28.04.2024 @ 17:21
Script: /thread.php?threadid=4629&goto=lastpost&sid=28ac6c1b3245e8ec3491024284e47666
Referer: