INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '28188adc9ab1674c7c19fa17bb7a592f607e54ddf73c5d792af80239fa693a5a', 
    'LnuOJ2WHNn4UtfphZVxk6jNJZcykDUHE2w7X9ZpBCWs=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00036

Result

int(1)