phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '027d831bbe59b49d47d33c1d31d6c9e5' for key 'phpbb_sessions.PRIMARY'

INSERT INTO phpbb_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('027d831bbe59b49d47d33c1d31d6c9e5', -1, 1767147407, 1767147407, 'd849d819', 3, 0, 0)

Line : 187
File : sessions.php