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 ('8706a87e65d9638c539a4852d8ad8a35', -1, 1573752857, 1573752857, '22eec096', 2, 0, 0)

Line : 187
File : sessions.php