INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '5b42999739c51615c41a97e2a59877b72a3997edc60a8ea721f634313ea570e2', 
    '8xmicVi5TgpqHhl+t+kdLMwvtI8GIHumLn1blxTgNnI=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00059

Result

int(1)