"Wed, 18 Sep 2024 04:02:05"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240918
Only TIME
04:02:05
General datetime
2024-09-18 04:02:05Z
For Database
2024-09-18 04:02:05
For HTTP1.1
Wed, 18 Sep 2024 04:02:05 GMT