phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry 'f9877e3ed863b8bb5055caedecdc95c1' 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 ('f9877e3ed863b8bb5055caedecdc95c1', -1, 1714248879, 1714248879, '12def015', -4, 0, 0)

Line : 187
File : sessions.php