phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry 'e3cc51b88fae4972c08da0d04788e4ac' for key 'PRIMARY'

INSERT INTO phpbb_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in) VALUES ('e3cc51b88fae4972c08da0d04788e4ac', -1, 1770554188, 1770554188, 'd849d802', -9, 0)

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