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 ('5523bedfc9d7490d7ab7d2b2f4015406','0','3.17.128.129','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1713605480','thread.php?goto=lastpost&threadid=4569&sid=825b9d5f417c8031b17e27986223a5b0','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 @ 11:31
Script: /thread.php?goto=lastpost&threadid=4569&sid=825b9d5f417c8031b17e27986223a5b0
Referer: