INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '6a340132eec10d0743a632155622f8232367e091653081898f4d333d689090c8', 
    'u0iylDCI1XzrL3f7TKFLqv1QCxmk/9bhsn9oK7QVz/w=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00033

Result

int(1)