INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '46e1838a47d02702f06465d7bde93980ecace1392860a6a96d4454d03ffc97af', 
    'DPuHPnZ9TpzHmnN2R9+Dw/MKbNo0mp1TBjlCj4I3Vu0=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00035

Result

int(1)