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 ('1c5ba8a2ceeb9bb9b8c12b1e9e57ebb0', -1, 1576271675, 1576271675, '03e7d462', 15, 0, 0)

Line : 218
File : sessions.php