INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '1215f95afe28eb0a8687403533f5012b0741350ff5116937700071b971fd3e96', 
    'MZmk4b6uBrkrcqPMIvubrxqS//6jkKeQsUwEzOl3nis=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00034

Result

int(1)