"Sun, 23 Jun 2024 16:42:07"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240623
Only TIME
16:42:07
General datetime
2024-06-23 16:42:07Z
For Database
2024-06-23 16:42:07
For HTTP1.1
Sun, 23 Jun 2024 16:42:07 GMT