INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '91ec8dc955257b74a904d65325afc38882a18ef4125ff34d9c932298e98c3130', 
    'k5xfDXK6wuN4J7awW8RBwvwSrvAHzOCaiNwav1ZkDAs=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00035

Result

int(1)