phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry 'd21dde6bcc4ac9c85a29997fde42c406' 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 ('d21dde6bcc4ac9c85a29997fde42c406', -1, 1714450877, 1714450877, 'c0a80201', -2, 0, 0)

Line : 187
File : sessions.php