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 ('768bdf3796d82afa42c0398b686401ef','0','3.236.146.28','CCBot/2.0 (https://commoncrawl.org/faq/)','1670646595','jgs_portal_links.php?action=suche2_starten&buchstabe=G&sid=a955bbf22e474ce9fa4d401d5112ab0d','0','0','')
mysql error: The table 'bb1_sessions' is full
mysql error number: 1114
mysql version: 5.7.33-0ubuntu0.16.04.1
php version: 5.6.40
Date: 10.12.2022 @ 05:29
Script: /jgs_portal_links.php?action=suche2_starten&buchstabe=G&sid=a955bbf22e474ce9fa4d401d5112ab0d
Referer: