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 ('b23eb9fe5a4c6d760a002382f5e8df91','0','18.223.172.252','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1713895919','thread.php?goto=lastpost&threadid=5312&sid=2fc1798b9c86211d4be896470de8e883','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 @ 20:11
Script: /thread.php?goto=lastpost&threadid=5312&sid=2fc1798b9c86211d4be896470de8e883
Referer: