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 ('daf2ad3b0bea0bc93db328de50c4e788','0','3.133.156.156','claudebot','1713435540','register.php?sid=37502bd02767eb70f8639b28291f8986','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: 18.04.2024 @ 12:19
Script: /register.php?sid=37502bd02767eb70f8639b28291f8986
Referer: