diff --git a/common/utils.go b/common/utils.go
index 4892404c..de15ce17 100644
--- a/common/utils.go
+++ b/common/utils.go
@@ -5,6 +5,7 @@ import (
 	"github.com/google/uuid"
 	"html/template"
 	"log"
+	"math/rand"
 	"net"
 	"os/exec"
 	"runtime"
@@ -133,6 +134,29 @@ func GetUUID() string {
 	return code
 }
 
+const keyChars = "0123456789abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ"
+
+func init() {
+	rand.Seed(time.Now().UnixNano())
+}
+
+func GenerateKey() string {
+	rand.Seed(time.Now().UnixNano())
+	key := make([]byte, 48)
+	for i := 0; i < 16; i++ {
+		key[i] = keyChars[rand.Intn(len(keyChars))]
+	}
+	uuid_ := GetUUID()
+	for i := 0; i < 32; i++ {
+		c := uuid_[i]
+		if i%2 == 0 && c >= 'a' && c <= 'z' {
+			c = c - 'a' + 'A'
+		}
+		key[i+16] = c
+	}
+	return string(key)
+}
+
 func GetTimestamp() int64 {
 	return time.Now().Unix()
 }
diff --git a/controller/token.go b/controller/token.go
index 180c4259..c486e341 100644
--- a/controller/token.go
+++ b/controller/token.go
@@ -119,7 +119,7 @@ func AddToken(c *gin.Context) {
 	cleanToken := model.Token{
 		UserId:         c.GetInt("id"),
 		Name:           token.Name,
-		Key:            common.GetUUID(),
+		Key:            common.GenerateKey(),
 		CreatedTime:    common.GetTimestamp(),
 		AccessedTime:   common.GetTimestamp(),
 		ExpiredTime:    token.ExpiredTime,
diff --git a/model/token.go b/model/token.go
index ef2d914b..4adf42e5 100644
--- a/model/token.go
+++ b/model/token.go
@@ -11,7 +11,7 @@ import (
 type Token struct {
 	Id             int    `json:"id"`
 	UserId         int    `json:"user_id"`
-	Key            string `json:"key" gorm:"type:char(32);uniqueIndex"`
+	Key            string `json:"key" gorm:"type:char(48);uniqueIndex"`
 	Status         int    `json:"status" gorm:"default:1"`
 	Name           string `json:"name" gorm:"index" `
 	CreatedTime    int64  `json:"created_time" gorm:"bigint"`
diff --git a/web/src/components/TokensTable.js b/web/src/components/TokensTable.js
index fa77a32d..0a48a2ed 100644
--- a/web/src/components/TokensTable.js
+++ b/web/src/components/TokensTable.js
@@ -238,11 +238,12 @@ const TokensTable = () => {
                         size={'small'}
                         positive
                         onClick={async () => {
-                          if (await copy(token.key)) {
+                          let key = "sk-" + token.key;
+                          if (await copy(key)) {
                             showSuccess('已复制到剪贴板！');
                           } else {
                             showWarning('无法复制到剪贴板，请手动复制，已将令牌填入搜索框。');
-                            setSearchKeyword(token.key);
+                            setSearchKeyword(key);
                           }
                         }}
                       >