phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '78a5d785175487ee84066b669c1a8d2a' 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 ('78a5d785175487ee84066b669c1a8d2a', -1, 1714289697, 1714289697, '12d8efd3', -1, 0, 0)

Line : 187
File : sessions.php