INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'b7b09ff0d834c5a35b5dc4710f15456686ead9b505bf0470a331250c98fb29b4', 
    '51OcDhy7MlDiWtbdWgCkH3mBNlNZGg8vRMGQaF0oZ+A=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00034

Result

int(1)