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 ('8123ec012e01e5f609235104abd32630','0','3.144.86.138','claudebot','1713480897','register.php?sid=f3e54cbda4114d1e5f3cdbeaf0c9252c','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 @ 00:54
Script: /register.php?sid=f3e54cbda4114d1e5f3cdbeaf0c9252c
Referer: