phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry 'b97042b56bb11b84c5cd363c7b067f38' 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 ('b97042b56bb11b84c5cd363c7b067f38', -1, 1770556837, 1770556837, 'd849d876', 2, 0, 0)

Line : 187
File : sessions.php