What is the sum of goals scored in regular league play by Mustoe where he scored 0 goals in the League Cup?
CREATE TABLE table_53428 (
    "Name" text,
    "League" real,
    "FA Cup" real,
    "League Cup" real,
    "Total" real
)
SELECT SUM("League") FROM table_53428 WHERE "Name" = 'mustoe' AND "League Cup" < '0'
Below are sql tables schemas paired with instruction that describes a task. Using valid SQLite, write a response that appropriately completes the request for the provided tables. ### Instruction: What is the sum of goals scored in regular league play by Mustoe where he scored 0 goals in the League Cup? ### Input: CREATE TABLE table_53428 (
    "Name" text,
    "League" real,
    "FA Cup" real,
    "League Cup" real,
    "Total" real
) ### Response: SELECT SUM("League") FROM table_53428 WHERE "Name" = 'mustoe' AND "League Cup" < '0'