phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '9f9c9bd5b112cbdf334248404c2d24b3' 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 ('9f9c9bd5b112cbdf334248404c2d24b3', -1, 1714201221, 1714201221, 'c0a80201', 16, 0, 0)

Line : 187
File : sessions.php