INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '991e50b5bc184486ffa2c92506bf61d7805f8cb0b28ee764468f59c63506d92e', 
    'q3elt7jXnARZ441jECWYRh+0lOrLFpM5W5hsKFmhBzI=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00036

Result

int(1)