INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'a28775cf3f66846ce1b0fbdd0d51aa86b021f477717c42845c262d99f93da446', 
    'u470zlKDo7RuIgglia0lglNmLha6d9USvcW25QMWNdI=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00022

Result

int(1)