INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '4ac3368845517b16c016e605a9042d53c3af6a825eebb533494b040a4848c10f', 
    'QUJt9No7UgvjWKn8ClS692mgAsmhLfI2eIXWWR943K8=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00029

Result

int(1)