INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '6ef0e18f1e1b19226ea6795722edea08a7902268e5be35fd57af494516a1d838', 
    '0jKilppdvjxEOZWgIDmZRgFGeuAofxdR7kxhYa0TdPA=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00021

Result

int(1)