INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'f945a64b37f1d6d51e19d10c700d5e386abf11d9af202d2239091a95a49794b1', 
    '/i6C3pmTlV1BaBDae9EVZNifE7pr8WRY32FRI0NX2VI=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00024

Result

int(1)