INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '7f6c6afc9f0a4dc8f434dda861e2538eaa8974900f556f296874778946fc457b', 
    'Ujqew5WKa9D2oJCgSr0+hlnq325atijSaknEUJiL0XM=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00050

Result

int(1)