INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '9f568979330132175959a3e31ede9d7a34978a51515a24345e7833d5485e512a', 
    '+lVmHWqS5U/kYgxFfuC9sKBCrmGJZR0P3LEf4NLNkpk=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00032

Result

int(1)