INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'a6c6a465b1f8f772ee41e5af1772e06d8053a3464529b630e0e40a8fb798f42d', 
    'SZCWs5Y4IBNUkC6qT/juWZMoPLvo2XSRKSBuzC7HySQ=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00021

Result

int(1)