INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '321a9954060d510e9687fe40e7763ed24719fe34eadf715eae311eaa7cde8197', 
    'YsZByAT+4stC1SeJM+18a9WTNxKeN05Vn1hHkbeojY4=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00022

Result

int(1)