INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '4dd66e98a65939fe92e2e98a7eed7d28e36f635cd3b126040937507eedbf22af', 
    'qf45IC5WgKTWvr7uu5k/67r5nKnm/uzV3VwXpv++agE=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00027

Result

int(1)