INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'ed2c76cfe10bb1da00757c3b0b2dffe92d8be8a241cb173cbe47779b435647ae', 
    'L5e4gEiCFvpl61a0fqKmkWa9bLnYsiqHIXYy5P4E8OE=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00020

Result

int(1)