phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '857833f85ba5a22ad45950fc20da9250' 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 ('857833f85ba5a22ad45950fc20da9250', -1, 1715900978, 1715900978, '12e13797', 0, 0, 0)

Line : 187
File : sessions.php