INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '31e004c367a2d23e01cc1fd51aaa618467d7edbbc36973af120a044a2d38503b', 
    '1XFs5fLZoiMVHoIB3uzJEh/Qpo2LlG+2dnM9/o0IgNE=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00028

Result

int(1)