INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '915f641a06b0fd6e9c893ec55f07ac79aacb91a08731b50dc911c2ce931f9680', 
    '8yjyOETI8hDEUQbphEnIFov8HlWUpckYIzL9YPSKcso=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00018

Result

int(1)