SQL error (Opgelost)

function createNewSession($pearID) {
		$sql = "INSERT INTO sessions (key) VALUES (?)";
		if($stm = $this->dbc->prepare($sql)) {
			$key = $pearID;
			
			$stm->bind_param("s", $key);
			if($stm->execute()) {
				return true;
			} else {
				return $stm->error;
			}
		} else {
			return $this->dbc->error;
		}
	}

function createNewSession($pearID) {
		$sql = "INSERT INTO sessions (key) VALUES (?)";
		if($stm = $this->dbc->prepare($sql)) {
			$key = $pearID;
 
			$stm->bind_param("s", $key);
			if($stm->execute()) {
				return true;
			} else {
				return $stm->error;
			}
		} else {
			return $this->dbc->error;
		}
	}