INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '8e81b0243a9e1f0b51e6de69b5425e6be11801500a43e3261701360333a72b11', 
    'voWcg6zS9SgCtDp6Eey+e5R2d5WoIVW+ss9iO14noeI=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00024

Result

int(1)