INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '6ffdaa584e18b88394b9620b24874142be48d978d0498f6c3a602fd7ff6570fe', 
    'aA2eAd9FJGfNT+7Y1R1QnKEi0+oPoBsiO8WUCjEQVOE=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00021

Result

int(1)