diff --git a/DB.py b/DB.py
index 69ffdf0..4aa1b8e 100644
--- a/DB.py
+++ b/DB.py
@@ -92,15 +92,14 @@ video_author = Table(
 )
 
 
-def mysql_retry(max_retries: int = 3, base_delay: float = 1.0):
-    RETRIABLE_ERRORS = {2013, 1213, 2006}
+def mysql_retry(max_retries: int = 3, base_delay: float = 10):
+    RETRIABLE_ERRORS = {2013, 1213, 2006, 1205}  # 增加 1205
 
     def decorator(fn):
         @functools.wraps(fn)
         def wrapper(self, *args, **kwargs):
             for attempt in range(1, max_retries + 1):
                 try:
-                    # 确保连接仍存活，失败自动 reconnect
                     self.conn.ping(reconnect=True)
                     return fn(self, *args, **kwargs)
 
@@ -113,15 +112,19 @@ def mysql_retry(max_retries: int = 3, base_delay: float = 1.0):
                         2013: "连接断开",
                         1213: "死锁冲突",
                         2006: "连接失效",
+                        1205: "锁等待超时",
                     }.get(errno, f"MySQL错误{errno}")
 
                     wait = base_delay * (2 ** (attempt - 1))
                     logger.warning(
                         f"[MySQL][{fn.__name__}] 第{attempt}次重试（{errno} {reason}）：{e}，等待 {wait:.1f}s...")
 
-                    # 仅对断连类错误尝试重连
                     if errno in {2013, 2006}:
                         self._reconnect_mysql()
+                    if errno == 1205:
+                        wait = base_delay + 5  # 比如锁等待固定加一点延迟
+                    else:
+                        wait = base_delay * (2 ** (attempt - 1))
 
                     time.sleep(wait)