INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '121a2d56947a0fd76b1bc4afa960d99de45f8e3b08ed4cba69f00b904d6dfcee', 
    'KmA27yTWbUB6zPIlE+u/C3Akykiid6MZ0UiOZEVtAiQ=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00030

Result

int(1)