INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'c4215ca5b739525110d238358f148263f737b31e4b35954f6c020eb777d7d46c', 
    'oLbf34i1D5FCvO6OIrFUDLgKTdz8rYVOe5p43KU21rg=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00033

Result

int(1)