phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry 'b9e64c4e6715ede42a504fcd6d9e9c08' for key 1

INSERT INTO phpbb_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('b9e64c4e6715ede42a504fcd6d9e9c08', -1, 1714185081, 1714185081, '12778b32', -4, 0, 0)

Line : 187
File : sessions.php