INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '6b5ca3bcb7864ab389214c07afc1664ff020bf30ee7d79ae066cfc4fc5856da1', 
    'My0fHvKxH7sbQppnPDCqz6BXeACczNai7Kzuu34FQdE=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00021

Result

int(1)