INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '76d144795d4768519fde1d4c5c71c592a21b3329d579d9e4759ce42bc80259c0', 
    '7exZ6Ge7QnuGW+s3wcYPaEBqsIf3ro9sLmgUPMzrh1E=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00040

Result

int(1)