phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '4d7f4b3302fb3e6f0260634c8efe9aaa' for key 'PRIMARY'

INSERT INTO phpbb_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in) VALUES ('4d7f4b3302fb3e6f0260634c8efe9aaa', -1, 1770911232, 1770911232, 'd849d802', 8, 0)

Line : 180
File : /www/includes/sessions.php