phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '8489638adfd3dace9bc7996d9d2fcffd' for key 'phpbb_sessions.PRIMARY'

INSERT INTO phpbb_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('8489638adfd3dace9bc7996d9d2fcffd', -1, 1714103684, 1714103684, '0391b789', -2, 0, 0)

Line : 187
File : sessions.php