"Wed, 03 Jul 2024 04:01:21"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240703
Only TIME
04:01:21
General datetime
2024-07-03 04:01:21Z
For Database
2024-07-03 04:01:21
For HTTP1.1
Wed, 03 Jul 2024 04:01:21 GMT