INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'c53b5fbcfb8fa0a32d75a2bcd671cbda9bdd24938b7cae892d548693b1bee688', 
    '+pujt3ygZBNW7E44vr8aIP+BHtPZytQpqvnsiYLWkak=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00033

Result

int(1)