phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry 'a857a7d45d2fc65e34c1561d666b7da9' 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 ('a857a7d45d2fc65e34c1561d666b7da9', -1, 1715772583, 1715772583, '12bc6f82', -4, 0, 0)

Line : 187
File : sessions.php