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 ('4d6800b2fe9bed9a7f240ddd158b70b5','0','44.200.77.59','claudebot','1711622874','register.php?sid=55f3a4a04c22c0c353af40b26d516eb7','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 @ 11:47
Script: /register.php?sid=55f3a4a04c22c0c353af40b26d516eb7
Referer: