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 ('7ae2539a53b01b0202962ad1141c8c4d','0','18.213.4.140','claudebot','1711700255','register.php?sid=d082c4bbf7343709fa9a7384ccc39c58','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: 29.03.2024 @ 09:17
Script: /register.php?sid=d082c4bbf7343709fa9a7384ccc39c58
Referer: