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 ('8e56fcb4d1e33b755927f09f07a58607','0','18.220.160.216','claudebot','1713492279','register.php?sid=7e58ab5a6d50597a87ff0ba456a76144','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 @ 04:04
Script: /register.php?sid=7e58ab5a6d50597a87ff0ba456a76144
Referer: