INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '6d21f7760204a0975f3965345541fedf993f1567711bd073d09417e03fb9e8b0', 
    'qQkj1erEilQe55EjKkFtiWA4n2Vj5FW6YDeyty/sXGs=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00055

Result

int(1)