INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '735f54a12c38dea9611e9d8956b7f58be537e4c75fa7576488163e0e32f14356', 
    '0Iv1Pv/6RPb7QwjWHvIJsaDIXkXHQbJ2+saE1Wfd2YI=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00034

Result

int(1)