phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '6c7cf23c9a1fdc3156f62dc0c9f6f831' for key 'PRIMARY'

INSERT INTO phpbb_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('6c7cf23c9a1fdc3156f62dc0c9f6f831', -1, 1715907381, 1715907381, 'c0a80201', -9, 0, 0)

Line : 187
File : sessions.php