phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '9f9e88107f936bbbb7cc3a0602e23a78' 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 ('9f9e88107f936bbbb7cc3a0602e23a78', -1, 1715645365, 1715645365, '03163d49', -8, 0, 0)

Line : 187
File : sessions.php