INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'e2906be7bd90733627011e5cef5a7e3b981795204d80fcad5b2fb8faf525edfe', 
    's16wrKUzYThueRJiPkDtM2sQul030OBSs0Dk5P/kehA=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00022

Result

int(1)