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 ('65b633e3696b4b6883b3adb46feb626e', -1, 1566792861, 1566792861, '23ad30e0', -10, 0, 0)

Line : 189
File : sessions.php