INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'c21c273619b69faf1f6d8795606f2d349444d3caf3b285ee728beca27719140e', 
    '02okooWkc0yIzS/6D9HMcF7Q43XvAj/DiP3sCU968Wo=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00020

Result

int(1)