"Sat, 29 Jun 2024 14:57:58"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240629
Only TIME
14:57:58
General datetime
2024-06-29 14:57:58Z
For Database
2024-06-29 14:57:58
For HTTP1.1
Sat, 29 Jun 2024 14:57:58 GMT