INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '51f8b43140c831cabbf7abf23fbc92a504a69916362b01a426b02ce47ba3eb21', 
    'Hewqy+o9lSkKKXLkH5PZZOlwGGhdDWNiigwToPVJYKo=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00030

Result

int(1)