phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry 'de5fdd2fbf4db8d96a9e78c3872f6902' for key 'PRIMARY'

INSERT INTO phpbb_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('de5fdd2fbf4db8d96a9e78c3872f6902', -1, 1770635462, 1770635462, 'd849d8d7', -9, 0, 0)

Line : 283
File : sessions.php