"Wed, 14 Feb 2024 06:23:21"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240214
Only TIME
06:23:21
General datetime
2024-02-14 06:23:21Z
For Database
2024-02-14 06:23:21
For HTTP1.1
Wed, 14 Feb 2024 06:23:21 GMT