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 ('d4a071ccc322cfca4e6911d24da622f8','0','18.118.200.86','claudebot','1713486996','register.php?sid=34157fd2433df887fa3992eb924cc0a2','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 @ 02:36
Script: /register.php?sid=34157fd2433df887fa3992eb924cc0a2
Referer: