"Fri, 14 Jun 2024 13:40:43"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240614
Only TIME
13:40:43
General datetime
2024-06-14 13:40:43Z
For Database
2024-06-14 13:40:43
For HTTP1.1
Fri, 14 Jun 2024 13:40:43 GMT