INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '733cc97d930ea6e19754c25c3807ea38c9c1bde608eb3d9d28f6d7d6ef820e77', 
    'on7dGPe3MIJUFUPZekKgfcWnBbeXBQ8ptczLiECCNDk=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00030

Result

int(1)