phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '6380a9e75de2f512fcf083a1c1973e1e' 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 ('6380a9e75de2f512fcf083a1c1973e1e', -1, 1767779394, 1767779394, 'd849d805', 1, 0, 0)

Line : 187
File : sessions.php