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 ('260ce85f134621d2b9ec5c36e2001fa2','0','3.141.244.201','claudebot','1713286242','register.php?sid=be3a3b97aa0829c8c879049cbad4027b','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: 16.04.2024 @ 18:50
Script: /register.php?sid=be3a3b97aa0829c8c879049cbad4027b
Referer: