phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry 'b9b1aa41777cef31a52ae0db5ed8c93a' 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 ('b9b1aa41777cef31a52ae0db5ed8c93a', -1, 1715782983, 1715782983, '03898fdb', 0, 0, 0)

Line : 187
File : sessions.php