Plan a session around what stays unknown
Setting your Base Bet is the first decision before any spin. How often the bonus round comes is not known in advance. No earlier result shows what the next spin pays. Two players with the same bet can finish a session far apart, and the result of one session is random whatever the RTP.
Before you stake, look up which RTP version Crownplay Casino runs for Big Bamboo. That version is shown only in the game rules. Two versions of the same slot can return different shares of the stake, so the rules are the place to check.
Before you chase a result, read the maximum win as a ceiling, not a goal. Big Bamboo's maximum win is reached very rarely. No one can know in advance whether a session will come near it, and this page gives no odds for it.