INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '81bb1ecacef5f8d22789b50cdc99e911e19d568ed5b5a4a9f7f13711ce0f140d', 
    'EYJ46RKoCQlT5FYs0vQS5HPO3E9I1FvLLlruMTn0XCs=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00035

Result

int(1)