phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '0cd256ba22c5831fb30187f9a4dbc83f' 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 ('0cd256ba22c5831fb30187f9a4dbc83f', -1, 1766113170, 1766113170, 'd849d857', -9, 0, 0)

Line : 187
File : sessions.php