diff --git a/deploy/profile-scripts/b_td1_v3_scanner.py b/deploy/profile-scripts/b_td1_v3_scanner.py
index 772bf5c4..a94586dc 100644
--- a/deploy/profile-scripts/b_td1_v3_scanner.py
+++ b/deploy/profile-scripts/b_td1_v3_scanner.py
@@ -95,15 +95,28 @@ def main():
                    f"rsi={sig['rsi']} ret5={sig['ret5']}% mcap_q={sig['mcap_q']} score={sig['score']}")
         _mid_v = (sig['price'] * 0.98 + sig['price']) / 2
         _rr_v = round((sig['target'] - _mid_v) / (_mid_v - sig['stop_loss']), 2) if _mid_v > sig['stop_loss'] > 0 else 0
-        conn.execute(
-            "INSERT INTO candidates (code, name, sector, reason, entry_range, stop_loss, target, rr, source_strategy, created_at) "
-            "VALUES (?,?,?,?,?,?,?,?,?,datetime('now','localtime')) "
-            "ON CONFLICT(code) DO UPDATE SET "
-            "name=excluded.name, sector=excluded.sector, reason=excluded.reason, "
-            "entry_range=excluded.entry_range, stop_loss=excluded.stop_loss, target=excluded.target, rr=excluded.rr, source_strategy=excluded.source_strategy",
-            (code, code, "b_td1_v3", reasons,
-             f"{sig['price']*0.98:.2f}~{sig['price']:.2f}", sig["stop_loss"], sig["target"], _rr_v, "b_td1_v3"))
-        inserted += 1
+        # 2026-08-18 database is locked 重试（整点调度撞锁致崩溃,工单P1）
+        import random as _rd
+        _w_ok = False
+        for _try in range(4):
+            try:
+                conn.execute(
+                    "INSERT INTO candidates (code, name, sector, reason, entry_range, stop_loss, target, rr, source_strategy, created_at) "
+                    "VALUES (?,?,?,?,?,?,?,?,?,datetime('now','localtime')) "
+                    "ON CONFLICT(code) DO UPDATE SET "
+                    "name=excluded.name, sector=excluded.sector, reason=excluded.reason, "
+                    "entry_range=excluded.entry_range, stop_loss=excluded.stop_loss, target=excluded.target, rr=excluded.rr, source_strategy=excluded.source_strategy",
+                    (code, code, "b_td1_v3", reasons,
+                     f"{sig['price']*0.98:.2f}~{sig['price']:.2f}", sig["stop_loss"], sig["target"], _rr_v, "b_td1_v3"))
+                _w_ok = True
+                break
+            except Exception as _e:
+                if "locked" in str(_e).lower():
+                    time.sleep(0.4 * (2 ** _try) + _rd.uniform(0, 0.2))
+                else:
+                    raise
+        if _w_ok:
+            inserted += 1
         print(f"  🟢 {code} {code} 价{sig['price']} score={sig['score']} {reasons}", flush=True)
     conn.commit()
     conn.close()