The American pop-rock band landed straight at the top with their Wiz Khalifa collaboration.
The track sold over 141,000 copies, which marks the third week in a row that the number one single broke the 100,000 barrier after Gary Barlow and Cheryl Cole.
Cole's 'Call My Name' drops one place to number two, while Flo Rida also slips one to three with 'Whistle'.
Stooshe grab the second highest new entry at four with 'Black Heart', their second top five hit of the year. Coldplay and Rihanna's 'Princess of China' completes the top five.
Rudimental's 'Feel the Love' and fun.'s 'We Are Young' each drop a place to six and seven respectively.
Carly Rae Jepsen climbs back up two places to eight with big-seller 'Call Me Maybe', while Usher's 'Scream' falls a spot to nine. Paloma Faith climbs into the Top 10 with 'Picking Up the Pieces' at ten.
Gary Barlow drops 11 spots to 11 with Diamond Jubilee track 'Sing'. Katy Perry climbs a big 19 places to 12 with 'Wide Awake', while Justin Bieber re-enters the Top 40 with 'Boyfriend' at 31.
Florence + the Machine also re-enter the chart at 40 with 2011 hit 'Shake It Out'.
Watch the video for Maroon 5's 'Payphone' below:
Source: Official Charts Company
> This week's albums chart