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 ('2dc546eccfb06a92922e922c1862ef7c','0','107.21.176.63','claudebot','1711662106','thread.php?threadid=5225&sid=2025e2c744069ef884e4f4669be79da9','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 @ 22:41
Script: /thread.php?threadid=5225&sid=2025e2c744069ef884e4f4669be79da9
Referer: