INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '6e28e63f829cf89aa44d20bcd8a57be12e3235e736fc3775860742958599cd59', 
    'cZcZN4A32QRC1CdY4+bTMPZ9hQdsUxA5LMe7OzbwA7k=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00039

Result

int(1)