INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '15c2c477a9cb3772a73f71d9d83b3d12778c9e0dd41b47235ccb1ddbecf269c3', 
    'MbdYLNZ5IMxRkgLlppgvgEilauut77degvVBvJKVK1g=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00034

Result

int(1)