INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '4851ea2b732fac4b4c853de6850a2b3bed815b8beb9138f512ed0a16c6955f4d', 
    'N6Hmf3lC7P1enjQUzE9d7kAKrrcKFqktt0/hAl3RwhU=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00018

Result

int(1)