INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '393ff69d2a7e59c82a8675815aab6f21518d22f5c08ad0f4c092a7f3644ed65b', 
    'L4RatRdUZUeTf6UpKshJWEGDFn4xf0Fj1odn2aM2R7c=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00032

Result

int(1)