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 ('bcc6a912297b6d42f74fbfa7a5e6e78a','0','3.138.125.2','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1714022019','index.php?sid=4bca10fe65ac3e472d3f4a3daf0d655f','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: 25.04.2024 @ 07:13
Script: /index.php?sid=4bca10fe65ac3e472d3f4a3daf0d655f
Referer: