INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '831938f4d2df1072e132bddae48b471ed52ada0dccea9fc42dcb88151f238c72', 
    '6yLfhEtATElNu2kM1wQZTKE3eZwQc5zw56EGzNoplBA=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00033

Result

int(1)