CREATE TABLE table_10428 ("Driver" TEXT, "Constructor" TEXT, "Laps" FLOAT, "Time/Retired" TEXT, "Grid" FLOAT)

What is the mean number of laps where time/retired was +1:05.564?
SELECT AVG("Laps") FROM table_10428 WHERE "Time/Retired" = '+1:05.564'
SELECT AVG("Laps") FROM "table_10428" WHERE "Time/Retired" = '+1:05.564'