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 ('c1aa7c6cd8deeb1e72facaefbb1c2944','0','34.204.52.16','claudebot','1711616977','register.php?sid=19037e964b5eea07ab631a664dd259e1','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: 28.03.2024 @ 10:09
Script: /register.php?sid=19037e964b5eea07ab631a664dd259e1
Referer: