phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1114 The table 'sfphpbb_sessions' is full

INSERT INTO sfphpbb_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('191695e0180f3e2a96fe0c2ba4d65c6c', -1, 1715302647, 1715302647, '0390bdb1', -4, 0, 0)

Line : 187
File : sessions.php