INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'a4ce253fa693b117643b50dc985ea3e6875af5f3c6565c9de7266c397971a86d', 
    'EaAPOsxYhOrAu4IoSeAFkIUL+88fPXYJuBBzsHEO5HE=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00039

Result

int(1)