phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '1b9db1c2ae7a6f03ee30d29487c7c989' 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 ('1b9db1c2ae7a6f03ee30d29487c7c989', -1, 1715026886, 1715026886, '12db0e3f', 0, 0, 0)

Line : 187
File : sessions.php