INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '4750380d23a3e73a7cdd1c79d213a9709c561b19db7c1a2d5ba4edb8b6824c8c', 
    'yD2TH5PLpdPrHf+4VNaXce2tlR1+QHAyvCXBTGwZgr0=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00035

Result

int(1)