INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'b9ff7fc62cff9af94e8150252edcbb22e231b7d45dcb770a8bdf1e2e2c50c528', 
    'egtsq6AqoZ+pZqqRSNcG0qwQafohjWeGL//eAmJ1k9M=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00036

Result

int(1)