INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'a16f747f120410ae951cdc87bed7926e057a30330be312dc34da5b56fb92b01a', 
    '6rxStaJKwCrSyoi//e0XMP7lsWApNqS4zFygOXpM0xM=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00023

Result

int(1)