INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '28849bc560d2b5d8300ccdafd227f71ec6192a0755021b81cae4dd9fe867e3a2', 
    '4LoHcJDwzuuvdMNoSUzRHwCskW24b3TpErVoYgkfSUY=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00041

Result

int(1)