"Sat, 29 Jun 2024 23:58:19"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240629
Only TIME
23:58:19
General datetime
2024-06-29 23:58:19Z
For Database
2024-06-29 23:58:19
For HTTP1.1
Sat, 29 Jun 2024 23:58:19 GMT