phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '684b8871bce03963013741f7a5f97b8b' 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 ('684b8871bce03963013741f7a5f97b8b', -1, 1716345242, 1716345242, '0387ccd8', -4, 0, 0)

Line : 187
File : sessions.php