INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '51f095a83673fa69ef974af553707e9a93719b8cc26f3ba02565d434894706ea', 
    'G9hpVDikdn221sU20qOVIW03fGusKmvYMgARdS34A+c=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00030

Result

int(1)