INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '768608a4d5a3928fce7e9e781ecea08bce6d4945549d02c5c3725bc646e17905', 
    'VQ5LbCJJWVcM//VbMhAnvakkRXwzE6PtwP4TqpReCTU=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00047

Result

int(1)