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 ('e6cbee7cce7606474980446f626cbc70','0','18.118.140.108','claudebot','1713404237','calendar.php?month=5&year=2018&sid=8a148c6a312f0098defcf5d5db59485c','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: 18.04.2024 @ 03:37
Script: /calendar.php?month=5&year=2018&sid=8a148c6a312f0098defcf5d5db59485c
Referer: