phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '53e9fbe8e718b8c4ec0a8b240cb1052e' for key 'PRIMARY'

INSERT INTO phpbb_forumsessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('53e9fbe8e718b8c4ec0a8b240cb1052e', -1, 1789878436, 1789878436, 'd849d933', -9, 0, 0)

Line : 187
File : sessions.php