INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '4901050da13e573222b1dbbea48ac894a9518f684d83889ab4be0857f4eb5437', 
    'PPFvCLQhA2DWnUdxwT//fcFx7X7prQKTM9ymhH+LCMQ=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00044

Result

int(1)