phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '6c940c3c3498c6d466612fb440432552' 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 ('6c940c3c3498c6d466612fb440432552', -1, 1753503471, 1753503471, 'd849d8cf', 3, 0, 0)

Line : 187
File : sessions.php