INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '39f262c2b6b3fc8bc595ca916bc1e626539214e3b0d88afdff6de899faea1b16', 
    't02MxoU16rY0B446IfUNCO9Dv/LZKdq8w3lGqcQ7c3g=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00021

Result

int(1)