INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '6739e013c4ec371f044bc473b2df42d81fb44a7e35b4ba2743d1dbedc435d517', 
    'jDIFaLWJLvvJvl5fAQ8GDTynCgpsirPQ+ueEyetQoZ0=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00055

Result

int(1)