phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '0f18c09406f1f64a3a5e5c8765872203' 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 ('0f18c09406f1f64a3a5e5c8765872203', -1, 1775873591, 1775873591, 'd849d872', -4, 0, 0)

Line : 187
File : sessions.php