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 ('51a8e5b2f6ad1f25966f8ad4e301522c', -1, 1715544514, 1715544514, '12dd67e5', 12, 0, 0)

Line : 187
File : sessions.php