INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'c777d9b3416011b70fbc338b26a8f13d1cdec82fa937ee6c47daaba0f75b49c2', 
    'mHEzwVu3sZd0JrfBeK9W2y6NkEzP6KF9ukMwcjElM/w=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00035

Result

int(1)