INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '91c6fdaf65701432d0f46b676b9b8e9d13c16f61aab9440f8c8ee288bd9348f4', 
    'c5XB7nB7CdLv+HbhaGkhNkznMq3fVOGWuL8VkCwOLT0=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00023

Result

int(1)