INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '6b94bff01f2129c792d3a2e6d824bd5d573ee52a0a555e37ce443773bd3e7c35', 
    'nKfJBXBnPZe3H7LT1KaZZAl0F+dCp+BcWGujylkrQPs=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00030

Result

int(1)