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 ('76474d270a5b6a2167eed9fefedbcb52','0','3.138.134.107','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1714087115','thread.php?goto=lastpost&threadid=4920&sid=66ba4493b588bce37e2ee9c3664e9d87','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 @ 01:18
Script: /thread.php?goto=lastpost&threadid=4920&sid=66ba4493b588bce37e2ee9c3664e9d87
Referer: