INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'a6c55ddd8d3eb159f05497017f39f6ef7cf5a1ea2b1e20bfb6caada36791f57b', 
    'fMHv3qEvKYizZMQnO9N7VZzPjL0Vyp2vTochR26vIis=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00033

Result

int(1)