Database error

ERROR From DB mySQL

DB Error: Database query failed!
» Error No: 1062
» Error detail: Duplicate entry '11700399' for key 'PRIMARY'
» Query: INSERT INTO bd_estore_online_users (id,store_id,sid,uid,username,usertype,ip,last_updated,last_page) VALUES (NULL,'28771','5mjtijr9a7rbqric2sv0m1tl04','0','Guest','0','54.161.71.87','2018-09-23 13:17:23','/news/page-11.html')