INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'dc48529ed9e746491966821a323d5aa9905dadba03b579d78d2d4f4548f9279b', 
    'uTnf+z1s2Uc0F4fJLtqTnWn9ujNv5cO7W7KQ9lGZeFM=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00047

Result

int(1)