INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'f51b6fa563a0be645ea555ac192e5d00295012e57931b4bbe6b822801532a783', 
    '2VCeTpY3TM1nkQphlGINhFhK6pvdfLOgh2X+IW1pM5M=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00027

Result

int(1)