INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '540f6ca54e1c39deb608709ddb7af0a046b55e94f024b7d688e955770a318ae2', 
    '7xzHq9ji+kmmq019w9BPTa31Bf0EApiMeY9mOVchn9s=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00027

Result

int(1)