INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '81d6d4c791cd9237196e97400e5478360808aa2f4a72b3f46a70583974d6d30f', 
    '3KLmS7uBnsP5JrXhnZEoUo7hANXjjJeXJ2w1Vrx+CNE=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00036

Result

int(1)