INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '4512c8f292750993a724d3e969075d2edd217811656ecea2496d258c17b9d7f9', 
    'Ik5sLxs7ij5YTqZdiHcdXhAutjAgDhl+WWUkAq0IGng=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00033

Result

int(1)