INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '5a6feef4a6c522f6328c30dc134fd308e5eee0e14fc56ffad9215f9b7acdd096', 
    'dR7IT06j8BiFTsmQ7ZAIbjqIdwBLklF2fCapJIWQiBc=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00034

Result

int(1)