<br />
<b>Fatal error</b>:  Uncaught mysqli_sql_exception: Duplicate entry 'variables' for key 'cache.PRIMARY' in /var/www/html/includes/database.mysqli.inc:114
Stack trace:
#0 /var/www/html/includes/database.mysqli.inc(114): mysqli_query(Object(mysqli), 'INSERT INTO cac...')
#1 /var/www/html/includes/database.mysql-common.inc(42): _db_query('INSERT INTO cac...')
#2 /var/www/html/includes/cache.inc(114): db_query('INSERT INTO cac...', 'variables', 'a:247:{s:13:&quot;th...', 1745627821, 0, NULL, 1)
#3 /var/www/html/includes/bootstrap.inc(568): cache_set('variables', 'a:247:{s:13:&quot;th...')
#4 /var/www/html/includes/bootstrap.inc(1180): variable_init(Array)
#5 /var/www/html/includes/bootstrap.inc(1123): _drupal_bootstrap(5)
#6 /var/www/html/index.php(21): drupal_bootstrap(8)
#7 {main}
  thrown in <b>/var/www/html/includes/database.mysqli.inc</b> on line <b>114</b><br />