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 ('554291f84455b3007aed9ef7f9845f95','0','3.135.182.35','claudebot','1713479387','calendar.php?month=4&year=2018&sid=15a8a2488f6af9b5e95180de80721f1c','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 @ 00:29
Script: /calendar.php?month=4&year=2018&sid=15a8a2488f6af9b5e95180de80721f1c
Referer: