INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '6bd55988bfdc349e48bc580fcdb4233450c01522d538f6d94fed83cdb2cc320d', 
    'DUxbRVClgOLv14oTip5DdkQd6J+xQWg9P03mbyD0YeI=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00031

Result

int(1)