INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '31a3bc1ce1a018aed9f53d28df52d977e2f8816b62332b94ad10a22475e8a210', 
    'VwDspFT2/Y0WtTvdc7AK4aiGLtkLgICWqA8E8ORa0O4=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00027

Result

int(1)