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 ('4296fe1b66779f8840bb93a79b627d82', -1, 1580321132, 1580321132, '03d6b8fa', 55, 0, 0)

Line : 187
File : sessions.php