INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '81b4967fc6cda50573e9b94bce38ca7bc6ef34f3130e9957c3faab8c879a086c', 
    'g2OpEgCg3noP+IxKN0w3MDehmj8i0WO4PtPFJ0c+qzg=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00021

Result

int(1)