INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '648fd4bc2e5a5997c7052c434af2e251914dac2438af842f69e4e7e9cac0a208', 
    'SiRncLlNmnUoAT3STCEmkmX1w0/QmJzflvpXUlRJVB4=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00033

Result

int(1)