phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '639c1c8c846016ef3a32411aaf36ed93' 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 ('639c1c8c846016ef3a32411aaf36ed93', -1, 1714395997, 1714395997, '12756f01', 15, 0, 0)

Line : 187
File : sessions.php