INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'b87896fe55c96499f2a88e7984c13d1b7cb180a4708cad48ac281e8619dcaa20', 
    '+ajW/cN4uc4tEsxMVcPQZ1jcwqDxVbePvoD/BNJOWxI=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00039

Result

int(1)