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 ('7a8e41e9c124f67db35a1f1dcce6c56c', -1, 1544621178, 1544621178, '345bb931', 0, 0, 0)

Line : 189
File : sessions.php