insert into ACT_RU_EXECUTION Lock wait timeout exceeded; try restarting transaction

### Error updating database. Cause: com.mysql.jdbc.exceptions.jdbc4.MySQLTransactionRollbackException: Lock wait timeout exceeded; try restarting transaction
### The error may exist in org/flowable/db/mapping/entity/Execution.xml
### The error may involve org.flowable.engine.impl.persistence.entity.ExecutionEntityImpl.bulkInsertExecution-Inline
### The error occurred while setting parameters
### SQL: insert into ACT_RU_EXECUTION (ID_, REV_, PROC_INST_ID_, BUSINESS_KEY_, PROC_DEF_ID_, ACT_ID_, IS_ACTIVE_, IS_CONCURRENT_, IS_SCOPE_,IS_EVENT_SCOPE_, IS_MI_ROOT_, PARENT_ID_, SUPER_EXEC_, ROOT_PROC_INST_ID_, SUSPENSION_STATE_, TENANT_ID_, NAME_, START_ACT_ID_, START_TIME_, START_USER_ID_, IS_COUNT_ENABLED_, EVT_SUBSCR_COUNT_, TASK_COUNT_, JOB_COUNT_, TIMER_JOB_COUNT_, SUSP_JOB_COUNT_, DEADLETTER_JOB_COUNT_, VAR_COUNT_, ID_LINK_COUNT_, CALLBACK_ID_, CALLBACK_TYPE_) values (?, 1, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ? ) , (?, 1, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ? )
### Cause: com.mysql.jdbc.exceptions.jdbc4.MySQLTransactionRollbackException: Lock wait timeout exceeded; try restarting transaction
org.apache.ibatis.exceptions.PersistenceException:
### Error updating database. Cause: com.mysql.jdbc.exceptions.jdbc4.MySQLTransactionRollbackException: Lock wait timeout exceeded; try restarting transaction
### The error may exist in org/flowable/db/mapping/entity/Execution.xml
### The error may involve org.flowable.engine.impl.persistence.entity.ExecutionEntityImpl.bulkInsertExecution-Inline
### The error occurred while setting parameters
### SQL: insert into ACT_RU_EXECUTION (ID_, REV_, PROC_INST_ID_, BUSINESS_KEY_, PROC_DEF_ID_, ACT_ID_, IS_ACTIVE_, IS_CONCURRENT_, IS_SCOPE_,IS_EVENT_SCOPE_, IS_MI_ROOT_, PARENT_ID_, SUPER_EXEC_, ROOT_PROC_INST_ID_, SUSPENSION_STATE_, TENANT_ID_, NAME_, START_ACT_ID_, START_TIME_, START_USER_ID_, IS_COUNT_ENABLED_, EVT_SUBSCR_COUNT_, TASK_COUNT_, JOB_COUNT_, TIMER_JOB_COUNT_, SUSP_JOB_COUNT_, DEADLETTER_JOB_COUNT_, VAR_COUNT_, ID_LINK_COUNT_, CALLBACK_ID_, CALLBACK_TYPE_) values (?, 1, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ? ) , (?, 1, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ? )
### Cause: com.mysql.jdbc.exceptions.jdbc4.MySQLTransactionRollbackException: Lock wait timeout exceeded; try restarting transaction
at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
at org.apache.ibatis.session.defaults.DefaultSqlSession.update(DefaultSqlSession.java:200)
at org.apache.ibatis.session.defaults.DefaultSqlSession.insert(DefaultSqlSession.java:185)
at org.flowable.common.engine.impl.db.DbSqlSession.flushBulkInsert(DbSqlSession.java:473)
at org.flowable.common.engine.impl.db.DbSqlSession.flushInsertEntities(DbSqlSession.java:429)
at org.flowable.common.engine.impl.db.DbSqlSession.flushInserts(DbSqlSession.java:406)
at org.flowable.common.engine.impl.db.DbSqlSession.flush(DbSqlSession.java:291)
at org.flowable.common.engine.impl.interceptor.CommandContext.flushSessions(CommandContext.java:191)
at org.flowable.common.engine.impl.interceptor.CommandContext.close(CommandContext.java:61)
at org.flowable.common.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:81)
at org.flowable.common.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:51)
at org.flowable.common.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:30)
at org.flowable.common.engine.impl.cfg.CommandExecutorImpl.execute(CommandExecutorImpl.java:56)
at org.flowable.common.engine.impl.cfg.CommandExecutorImpl.execute(CommandExecutorImpl.java:51)