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,'26921','g1scndeecbuv1qdli160r2op03','0','Guest','0','54.80.102.170','2018-08-21 11:53:48','/news/page-12.html')