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 ('79423a3eebc884fe5c5e3934311b4f93','0','3.15.143.181','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1713498351','memberslist.php?sid=50940dc34eb11c876fca3c3466b930b3','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: 19.04.2024 @ 05:45
Script: /memberslist.php?sid=50940dc34eb11c876fca3c3466b930b3
Referer: