INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'c93e6a3f420370f436421fccf34665589bd998babfed4396a75a820eb234681c', 
    'yXypdvXpnUIt7F5XDUjs+IW5nO7v/6vtlYxvW8hAljw=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00039

Result

int(1)