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 ('cf390199e90e266cfb369c37e4313dd1','0','54.163.195.125','claudebot','1711689151','register.php?sid=a6e01441d030b02e15c42eaab3d094d9','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 @ 06:12
Script: /register.php?sid=a6e01441d030b02e15c42eaab3d094d9
Referer: