INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'a6da5660a668250394443721e1b2fcd3664f1d93934279477292449cf02a6c2a', 
    'K2nitunXpYpt5hx7ssqFixpMBeuMFJCdPrbl117Fb/0=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00035

Result

int(1)