INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'fed75dd75b911184d9921e7042cecdfe9c10edbe2211af81adf8dbcc40de5e87', 
    'hKVe8TTyGO8aUKgRhoWYJMebXfzbS4WEb3Im2Zj2tVs=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00021

Result

int(1)