INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '750707c52c74314c5ea4305a3384be322bbd0c23008b5d2b72fad375b4a5a502', 
    'mt8KhwdiK9l2gs2kKTfZrKJORm7ODKtNY4g+bmtWNSM=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00023

Result

int(1)