phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry 'a1b4fb1f1a124ae5f91ec6ea7b8640fe' for key 1

INSERT INTO phpbb_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('a1b4fb1f1a124ae5f91ec6ea7b8640fe', -1, 1715713499, 1715713499, '038d1ed3', -4, 0, 0)

Line : 187
File : sessions.php