INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'fcc2a7794d8ff00866a252a33f706def4ddb2ee154de2ecfba86895ef435f4a8', 
    'hkvuJOPXGKuz27e9BMFit//WBktxIphWtMcjbqA6Dz8=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00032

Result

int(1)