INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '50299ba8d5107d9e5946355496d19b9fa01cb74ad4cd0ddd4c522020ec2bb276', 
    't3fWY2NcajL5XUAsPox+sjoPEZ0zM3CC5W8KS+BtTQs=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00032

Result

int(1)