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 ('542c93b4576ddff122b2fb2d24ac2823','0','3.15.147.53','claudebot','1713298039','calendar.php?month=5&year=2018&sid=71b15b1662f5a1a1dddfd510b5ad203f','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: 16.04.2024 @ 22:07
Script: /calendar.php?month=5&year=2018&sid=71b15b1662f5a1a1dddfd510b5ad203f
Referer: