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 ('12135ea5cf83344cae11a84c0fe7f4cb','0','3.145.47.253','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1713860998','thread.php?threadid=5246&goto=lastpost&sid=c66303d0d820919d0b41d0bb52bfe743','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: 23.04.2024 @ 10:29
Script: /thread.php?threadid=5246&goto=lastpost&sid=c66303d0d820919d0b41d0bb52bfe743
Referer: