INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '551a1047c8b36a174f379924b3e8494486490421e27f109b1dbe867a7433699a', 
    'Lg6SPU7fkGTGww6irbbYoZW290EphfmRCvZ0MlBK6ho=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00020

Result

int(1)