phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1114 The table 'phpbb_sessions' is full

INSERT INTO phpbb_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('9559a4eb2a06e5a9dd6a3b95db20ce7f', -1, 1768025644, 1768025644, 'd849d88a', 4, 0, 0)

Line : 189
File : sessions.php