"Sun, 23 Jun 2024 16:16:53"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240623
Only TIME
16:16:53
General datetime
2024-06-23 16:16:53Z
For Database
2024-06-23 16:16:53
For HTTP1.1
Sun, 23 Jun 2024 16:16:53 GMT