phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '7c2845b39eeb2cc871ac6b56209ffe76' 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 ('7c2845b39eeb2cc871ac6b56209ffe76', -1, 1769483191, 1769483191, 'd849d83c', 3, 0, 0)

Line : 187
File : sessions.php