phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '16ca628affe0d4987900a75a95e2aacc' for key 1

INSERT INTO phpbb_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('16ca628affe0d4987900a75a95e2aacc', -1, 1765927948, 1765927948, 'd849d89b', -4, 0, 0)

Line : 187
File : sessions.php