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,'26966','evipv3dmfmvc5r6qv37fcd7l66','0','Guest','0','54.80.87.62','2018-08-17 23:45:38','/news/page-8.html')