INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'b635c69d427ce529f313db4a5c48c1aed24e8e0f8a0d12361081cedcc060f25e', 
    'a1+zmewCjZ2ymrsDCW8vp1hb//JguYeqy36zAb3SfXU=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00026

Result

int(1)