phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '78c417153ab83c3e8008a25e8d7f977a' for key 'PRIMARY'

INSERT INTO phpbb_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in) VALUES ('78c417153ab83c3e8008a25e8d7f977a', -1, 1714577570, 1714577570, '03101dd1', -4, 0)

Line : 189
File : sessions.php