INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'b6cd99a3fcfdfebd00f1dca6b6ba4b81d343694ee98cc21a214733fea3ad754e', 
    '6NciFIJ6bKRW2g5xdg+PvF1kBSYeVrLNprM3AtU574E=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00023

Result

int(1)