INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '991ebbec53b67fc03386387bf6f153cb6e06f4cd0335031718b9da2cc9597564', 
    '104CTUjZzoD44psdIvIE7UEKKNBBE4bgvy2jM/alHms=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00020

Result

int(1)