INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '8b50ff9efc5e92e97d9573e7f49f2633a943965308d3fe02f2f7b6128ce34974', 
    '0YugpBtSsXtRQbLVnLB7IHNeqvzvQGkgO6kE9hUz4YM=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00033

Result

int(1)