INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '6dcc4a67c021b541c0d37eb3e85955281891f7adeead2b93f38a8cd05c89d2a9', 
    'RgnHZUZgUkKY33fNNSrOKKZRADD7TOUYLIcaQ7AsLHs=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00030

Result

int(1)