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 ('178e1629c490469cf22de3787ca0e34c', -1, 1571297876, 1571297876, '22ccbf1f', 4, 0, 0)

Line : 218
File : sessions.php