INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '51e2fd9f578b74edd09c9a837d789ff0897991d51d329464850d51067ccedff8', 
    'zeoqQS3EZxgtRwDAuaWX6XhTq/sizZWpyR3iU8WK+6s=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00022

Result

int(1)