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 ('63936b8bba55b8c373cfcb9c8a598198','0','3.12.71.34','claudebot','1713479267','forgotpw.php?sid=825b9d5f417c8031b17e27986223a5b0','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 @ 00:27
Script: /forgotpw.php?sid=825b9d5f417c8031b17e27986223a5b0
Referer: