INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '21e1a6dc5af90ab6076c01235420d44c4518a4a5dc4f260580777d8973a960c0', 
    'WwX8wqc2QiZhDuNgZEHoQa9ku42WkKelNptq0rrXogM=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00039

Result

int(1)