INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '748de4d819a587f2c437bf0e69f0559d28b24718426f3bc154d4045b0b271304', 
    'rtLQTVWTNLkdpmHjZXTdHNcY2r/UQ/DLZhlhK+Xn3cs=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00022

Result

int(1)