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,'26965','cjn3piseh2ouj59e7fssfd0ic2','0','Guest','0','54.81.150.27','2018-09-20 23:18:01','/news/page-2.html')