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 ('1ded4d36c23b84d23a35e8d0a6e9bd5c', -1, 1743583777, 1743583777, '0381d9c6', 286, 0, 0)

Line : 187
File : sessions.php