INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '7f4c608be70c8fda19b1ebabeeb9ceb08c143e803d01abf16848234431f21c90', 
    'RHPfB4puLDtLPQvb6oiBWPn9t5V9OsKqcwBU11J7GEI=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00031

Result

int(1)