INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '593e7d2a3ae0260a4bf1f4558af19f70b44f08537540defced4373204c6a3003', 
    'xk8BSxs1ooiggDqyWT85IAccg8P1hroVClW2JIGTq60=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00021

Result

int(1)