Arkadaşlar geçenlerde elime geçen bir scripti editledim gayet güzel bişey oldu fakat problemim var

Şimdi problem şu;
Bir textarea var. Bu textarea içine belirli bir karakter limitinden fazla karakter yazınca db'ye yazmıyor

Yani mesala ekleyeceğim yazı aşağıdaki gibi olsun.
WinHex is in its core a universal hexadecimal editor, particularly helpful in the realm of computer forensics, data recovery, low-level data processing, and IT security. An advanced tool for everyday and emergency use: inspect and edit all kinds of files, recover deleted files or lost data from hard drives with corrupt file systems or from digital camera cards. Features include (depending on the license type):
Disk editor for hard disks, floppy disks, CD-ROM & DVD, ZIP, Smart Media, Compact Flash, ...
Native support for FAT, NTFS, Ext2/3, ReiserFS, Reiser4, UFS, CDFS, UDF
Built-in interpretation of RAID systems and dynamic disks
Various data recovery techniques
RAM editor, providing access to physical RAM and other processes' virtual memory
Data interpreter, knowing 20 data types
Editing data structures using templates (e.g. to repair partition table/boot sector)
Concatenating and splitting files, unifying and dividing odd and even bytes/words
Analyzing and comparing files
Particularly flexible search and replace functions
Disk cloning (under DOS with X-Ways Replica)
Drive images & backups (optionally compressed or split into 650 MB archives)
Programming interface (API) and scripting
256-bit AES encryption, checksums, CRC32, hashes (MD5, SHA-1, ...)
Erase (wipe) confidential files securely, hard drive cleansing to protect your privacy
Import all clipboard formats, incl. ASCII hex values
Convert between binary, hex ASCII, Intel Hex, and Motorola S
Character sets: ANSI ASCII, IBM ASCII, EBCDIC, (Unicode)
Instant window switching. Printing. Random-number generator.
Supports files >4 GB. Very fast. Easy to use. Extensive online help.
bu kadar karakteri veritabanına yazdıramıyorum. Ama aşağıdaki şekilde yollayabiliyorum.
WinHex is in its core a universal hexadecimal editor, particularly helpful in the realm of computer forensics, data recovery, low-level data processing, and IT security. An advanced tool for everyday and emergency use: inspect and edit all kinds of files, recover deleted files or lost data from hard drives with corrupt file systems or from digital camera cards. Features include (depending on the license type):
Çözüm İçin Verilen Bilgiler:
Veritabanına yazdırdığım satırın tipi longtext
Form'u post yoluyla gönderiyorum. (<FORM action=ekle.php method=post >)
Sende o kadar karakterden fazlasını kullanma felan gibi bir cevap lütfen yazmayınız. Ekleyeceğim içerikler bu örnektekinden daha fazla karakter içermekte