INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '51f848e9da34c43b5dfbf71781fb6c75e079119f3018da3eccb8134369594ed9', 
    'rNCLXDey+PgTFLd8oYrYwOqHfTFapb+V9TojiGXqips=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00021

Result

int(1)