"Sun, 19 May 2024 10:59:29"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240519
Only TIME
10:59:29
General datetime
2024-05-19 10:59:29Z
For Database
2024-05-19 10:59:29
For HTTP1.1
Sun, 19 May 2024 10:59:29 GMT