phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '4921b75d51d79ce8534ee17f113e60bf' 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 ('4921b75d51d79ce8534ee17f113e60bf', -1, 1714683757, 1714683757, 'c0a80201', -4, 0, 0)

Line : 187
File : sessions.php