INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '5903fb5969fcf7d975835dd349a20789f16b76d50da1320340607c7412a1e85b', 
    '55TPxQZWd6+0cPvlwiY09yJp5z3O2pnOYPhz2I6wYRw=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00026

Result

int(1)