phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry 'dc7357db7e63062a194a1ce87e0bc1bc' 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 ('dc7357db7e63062a194a1ce87e0bc1bc', -1, 1770342023, 1770342023, 'd849d876', 6, 0, 0)

Line : 187
File : sessions.php