INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '2b7a8c85470cfadca083fdf00af651429a680be852de14c56753778c28c78734', 
    'OETkPJ0eBK96dp0I4KQvZqD5/Dmc11gwFWgaTBN8+YA=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00023

Result

int(1)