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 ('3cf28a68a0a58b25a26757f25c8ff688','0','18.220.178.207','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1715183956','thread.php?goto=lastpost&threadid=5017&sid=531b01cec3b26ef0c81676a0d5c43da4','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: 08.05.2024 @ 17:59
Script: /thread.php?goto=lastpost&threadid=5017&sid=531b01cec3b26ef0c81676a0d5c43da4
Referer: