"Mon, 29 Apr 2024 18:41:18"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240429
Only TIME
18:41:18
General datetime
2024-04-29 18:41:18Z
For Database
2024-04-29 18:41:18
For HTTP1.1
Mon, 29 Apr 2024 18:41:18 GMT