INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '539612d76462b8bea02df4df23485e7f8ba8e84d0851ee2b5aef1d91c6b95b4b', 
    'n4wfPTPQJhUIMJqsbgUY0+kNGi55lJ57gUe7T7A8V6Q=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00026

Result

int(1)