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 ('eafffdf844bb0320184bcb9ab2d88b6f','0','3.145.8.42','claudebot','1713490284','register.php?sid=2ba1e058d6d2f8fec7c4d4d44a642132','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 @ 03:31
Script: /register.php?sid=2ba1e058d6d2f8fec7c4d4d44a642132
Referer: