INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'a252c7c94a45ce48135575969466b68ccf07f184c57f126548f9049130ef46f1', 
    'hpgJkiW9QG6vsGDbLVhQ21mQ3PQrdm1a9fKV7Bg+jP0=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00071

Result

int(1)